20138721120

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:548

約数の個数: 768

約数和(自身を含む): 84942950400

約数和(自身を除く): 64804229280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 37, 40, 41, 42, 45, 48, 54, 56, 60, 63, 70, 72, 74, 80, 82, 84, 90, 96, 105, 108, 111, 112, 120, 123, 126, 135, 140, 144, 148, 160, 164, 168, 180, 185, 189, 205, 210, 216, 222, 224, 240, 246, 252, 259, 270, 280, 287, 288, 296, 315, 328, 333, 336, 360, 369, 370, 378, 410, 420, 432, 439, 444, 480, 492, 504, 518, 540, 555, 560, 574, 592, 615, 630, 656, 666, 672, 720, 738, 740, 756, 777, 820, 840, 861, 864, 878, 888, 945, 984, 999, 1008, 1036, 1080, 1107, 1110, 1120, 1148, 1184, 1230, 1260, 1295, 1312, 1317, 1332, 1435, 1440, 1476, 1480, 1512, 1517, 1554, 1640, 1665, 1680, 1722, 1756, 1776, 1845, 1890, 1968, 1998, 2016, 2072, 2160, 2195, 2214, 2220, 2296, 2331, 2460, 2520, 2583, 2590, 2634, 2664, 2870, 2952, 2960, 3024, 3034, 3073, 3108, 3280, 3330, 3360, 3444, 3512, 3552, 3690, 3780, 3885, 3936, 3951, 3996, 4144, 4305, 4320, 4390, 4428, 4440, 4551, 4592, 4662, 4920, 4995, 5040, 5166, 5180, 5268, 5328, 5535, 5740, 5904, 5920, 6048, 6068, 6146, 6216, 6560, 6585, 6660, 6888, 6993, 7024, 7380, 7560, 7585, 7749, 7770, 7902, 7992, 8288, 8610, 8780, 8856, 8880, 9102, 9184, 9219, 9324, 9840, 9990, 10080, 10332, 10360, 10536, 10619, 10656, 11070, 11480, 11655, 11808, 11853, 12136, 12292, 12432, 12915, 13170, 13320, 13653, 13776, 13986, 14048, 14760, 15120, 15170, 15365, 15498, 15540, 15804, 15984, 16243, 17220, 17560, 17712, 17760, 17999, 18204, 18438, 18648, 19680, 19755, 19980, 20664, 20720, 21072, 21238, 22140, 22755, 22960, 23310, 23706, 24272, 24584, 24864, 25830, 26340, 26640, 27306, 27552, 27657, 27972, 29520, 30240, 30340, 30730, 30996, 31080, 31608, 31857, 31968, 32486, 34440, 34965, 35120, 35424, 35998, 36408, 36876, 37296, 38745, 39510, 39960, 40959, 41328, 41440, 42144, 42476, 44280, 45510, 45920, 46095, 46620, 47412, 48544, 48729, 49168, 51660, 52680, 53095, 53280, 53997, 54612, 55314, 55944, 59040, 59265, 60680, 61460, 61992, 62160, 63216, 63714, 64972, 68265, 68880, 69930, 70240, 71996, 72816, 73752, 74592, 77490, 79020, 79920, 81215, 81918, 82656, 82971, 84952, 88560, 89995, 91020, 92190, 93240, 94824, 95571, 97458, 98336, 103320, 105360, 106190, 107994, 109224, 110628, 111888, 113701, 118530, 121360, 122920, 123984, 124320, 125993, 126432, 127428, 129944, 136530, 137760, 138285, 139860, 143992, 145632, 146187, 147504, 154980, 158040, 159285, 159840, 161991, 162430, 163836, 165942, 169904, 177120, 179990, 182040, 184380, 186480, 189648, 191142, 194916, 204795, 206640, 210720, 212380, 215988, 218448, 221256, 223776, 227402, 237060, 242720, 243645, 245840, 247968, 251986, 254856, 259888, 269985, 273060, 276570, 279720, 286713, 287984, 292374, 295008, 309960, 316080, 318570, 323982, 324860, 327672, 331884, 339808, 341103, 359980, 364080, 368760, 372960, 377979, 379296, 382284, 389832, 409590, 413280, 414855, 424760, 431976, 436896, 438561, 442512, 454804, 474120, 477855, 485973, 487290, 491680, 503972, 509712, 519776, 539970, 546120, 553140, 559440, 568505, 573426, 575968, 584748, 619920, 629965, 632160, 637140, 647964, 649720, 655344, 663768, 665963, 682206, 719960, 728160, 730935, 737520, 755958, 764568, 779664, 809955, 819180, 829710, 849520, 863952, 877122, 885024, 909608, 948240, 955710, 971946, 974580, 1007944, 1019424, 1023309, 1079940, 1092240, 1106280, 1118880, 1133937, 1137010, 1146852, 1169496, 1239840, 1259930, 1274280, 1295928, 1299440, 1310688, 1327536, 1331926, 1364412, 1433565, 1439920, 1461870, 1475040, 1511916, 1529136, 1559328, 1619910, 1638360, 1659420, 1699040, 1705515, 1727904, 1754244, 1819216, 1889895, 1896480, 1911420, 1943892, 1949160, 1997889, 2015888, 2046618, 2159880, 2184480, 2192805, 2212560, 2267874, 2274020, 2293704, 2338992, 2429865, 2519860, 2548560, 2591856, 2598880, 2655072, 2663852, 2728824, 2867130, 2879840, 2923740, 3023832, 3058272, 3069927, 3239820, 3276720, 3318840, 3329815, 3401811, 3411030, 3508488, 3638432, 3779790, 3822840, 3887784, 3898320, 3995778, 4031776, 4093236, 4319760, 4385610, 4425120, 4535748, 4548040, 4587408, 4661741, 4677984, 4859730, 5039720, 5097120, 5116545, 5183712, 5327704, 5457648, 5669685, 5734260, 5847480, 5993667, 6047664, 6139854, 6479640, 6553440, 6637680, 6659630, 6803622, 6822060, 7016976, 7559580, 7645680, 7775568, 7796640, 7991556, 8186472, 8639520, 8771220, 9071496, 9096080, 9174816, 9323482, 9719460, 9989445, 10079440, 10233090, 10655408, 10915296, 11339370, 11468520, 11694960, 11987334, 12095328, 12279708, 12959280, 13275360, 13319260, 13607244, 13644120, 13985223, 14033952, 15119160, 15291360, 15349635, 15551136, 15983112, 16372944, 17009055, 17542440, 17981001, 18142992, 18192160, 18646964, 19438920, 19978890, 20158880, 20466180, 21310816, 22678740, 22937040, 23308705, 23389920, 23974668, 24559416, 25918560, 26638520, 27214488, 27288240, 27970446, 29968335, 30238320, 30699270, 31966224, 32745888, 34018110, 35084880, 35962002, 36285984, 37293928, 38877840, 39957780, 40932360, 41955669, 45357480, 45874080, 46617410, 47949336, 49118832, 53277040, 54428976, 54576480, 55940892, 59936670, 60476640, 61398540, 63932448, 68036220, 69926115, 70169760, 71924004, 74587856, 77755680, 79915560, 81864720, 83911338, 89905005, 90714960, 93234820, 95898672, 98237664, 106554080, 108857952, 111881784, 119873340, 122797080, 125867007, 136072440, 139852230, 143848008, 149175712, 159831120, 163729440, 167822676, 179810010, 181429920, 186469640, 191797344, 209778345, 223763568, 239746680, 245594160, 251734014, 272144880, 279704460, 287696016, 319662240, 335645352, 359620020, 372939280, 419556690, 447527136, 479493360, 491188320, 503468028, 544289760, 559408920, 575392032, 629335035, 671290704, 719240040, 745878560, 839113380, 958986720, 1006936056, 1118817840, 1258670070, 1342581408, 1438480080, 1678226760, 2013872112, 2237635680, 2517340140, 2876960160, 3356453520, 4027744224, 5034680280, 6712907040, 10069360560, 20138721120]

約数ペア:

[(1, 20138721120), (2, 10069360560), (3, 6712907040), (4, 5034680280), (5, 4027744224), (6, 3356453520), (7, 2876960160), (8, 2517340140), (9, 2237635680), (10, 2013872112), (12, 1678226760), (14, 1438480080), (15, 1342581408), (16, 1258670070), (18, 1118817840), (20, 1006936056), (21, 958986720), (24, 839113380), (27, 745878560), (28, 719240040), (30, 671290704), (32, 629335035), (35, 575392032), (36, 559408920), (37, 544289760), (40, 503468028), (41, 491188320), (42, 479493360), (45, 447527136), (48, 419556690), (54, 372939280), (56, 359620020), (60, 335645352), (63, 319662240), (70, 287696016), (72, 279704460), (74, 272144880), (80, 251734014), (82, 245594160), (84, 239746680), (90, 223763568), (96, 209778345), (105, 191797344), (108, 186469640), (111, 181429920), (112, 179810010), (120, 167822676), (123, 163729440), (126, 159831120), (135, 149175712), (140, 143848008), (144, 139852230), (148, 136072440), (160, 125867007), (164, 122797080), (168, 119873340), (180, 111881784), (185, 108857952), (189, 106554080), (205, 98237664), (210, 95898672), (216, 93234820), (222, 90714960), (224, 89905005), (240, 83911338), (246, 81864720), (252, 79915560), (259, 77755680), (270, 74587856), (280, 71924004), (287, 70169760), (288, 69926115), (296, 68036220), (315, 63932448), (328, 61398540), (333, 60476640), (336, 59936670), (360, 55940892), (369, 54576480), (370, 54428976), (378, 53277040), (410, 49118832), (420, 47949336), (432, 46617410), (439, 45874080), (444, 45357480), (480, 41955669), (492, 40932360), (504, 39957780), (518, 38877840), (540, 37293928), (555, 36285984), (560, 35962002), (574, 35084880), (592, 34018110), (615, 32745888), (630, 31966224), (656, 30699270), (666, 30238320), (672, 29968335), (720, 27970446), (738, 27288240), (740, 27214488), (756, 26638520), (777, 25918560), (820, 24559416), (840, 23974668), (861, 23389920), (864, 23308705), (878, 22937040), (888, 22678740), (945, 21310816), (984, 20466180), (999, 20158880), (1008, 19978890), (1036, 19438920), (1080, 18646964), (1107, 18192160), (1110, 18142992), (1120, 17981001), (1148, 17542440), (1184, 17009055), (1230, 16372944), (1260, 15983112), (1295, 15551136), (1312, 15349635), (1317, 15291360), (1332, 15119160), (1435, 14033952), (1440, 13985223), (1476, 13644120), (1480, 13607244), (1512, 13319260), (1517, 13275360), (1554, 12959280), (1640, 12279708), (1665, 12095328), (1680, 11987334), (1722, 11694960), (1756, 11468520), (1776, 11339370), (1845, 10915296), (1890, 10655408), (1968, 10233090), (1998, 10079440), (2016, 9989445), (2072, 9719460), (2160, 9323482), (2195, 9174816), (2214, 9096080), (2220, 9071496), (2296, 8771220), (2331, 8639520), (2460, 8186472), (2520, 7991556), (2583, 7796640), (2590, 7775568), (2634, 7645680), (2664, 7559580), (2870, 7016976), (2952, 6822060), (2960, 6803622), (3024, 6659630), (3034, 6637680), (3073, 6553440), (3108, 6479640), (3280, 6139854), (3330, 6047664), (3360, 5993667), (3444, 5847480), (3512, 5734260), (3552, 5669685), (3690, 5457648), (3780, 5327704), (3885, 5183712), (3936, 5116545), (3951, 5097120), (3996, 5039720), (4144, 4859730), (4305, 4677984), (4320, 4661741), (4390, 4587408), (4428, 4548040), (4440, 4535748), (4551, 4425120), (4592, 4385610), (4662, 4319760), (4920, 4093236), (4995, 4031776), (5040, 3995778), (5166, 3898320), (5180, 3887784), (5268, 3822840), (5328, 3779790), (5535, 3638432), (5740, 3508488), (5904, 3411030), (5920, 3401811), (6048, 3329815), (6068, 3318840), (6146, 3276720), (6216, 3239820), (6560, 3069927), (6585, 3058272), (6660, 3023832), (6888, 2923740), (6993, 2879840), (7024, 2867130), (7380, 2728824), (7560, 2663852), (7585, 2655072), (7749, 2598880), (7770, 2591856), (7902, 2548560), (7992, 2519860), (8288, 2429865), (8610, 2338992), (8780, 2293704), (8856, 2274020), (8880, 2267874), (9102, 2212560), (9184, 2192805), (9219, 2184480), (9324, 2159880), (9840, 2046618), (9990, 2015888), (10080, 1997889), (10332, 1949160), (10360, 1943892), (10536, 1911420), (10619, 1896480), (10656, 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(30340, 663768), (30730, 655344), (30996, 649720), (31080, 647964), (31608, 637140), (31857, 632160), (31968, 629965), (32486, 619920), (34440, 584748), (34965, 575968), (35120, 573426), (35424, 568505), (35998, 559440), (36408, 553140), (36876, 546120), (37296, 539970), (38745, 519776), (39510, 509712), (39960, 503972), (40959, 491680), (41328, 487290), (41440, 485973), (42144, 477855), (42476, 474120), (44280, 454804), (45510, 442512), (45920, 438561), (46095, 436896), (46620, 431976), (47412, 424760), (48544, 414855), (48729, 413280), (49168, 409590), (51660, 389832), (52680, 382284), (53095, 379296), (53280, 377979), (53997, 372960), (54612, 368760), (55314, 364080), (55944, 359980), (59040, 341103), (59265, 339808), (60680, 331884), (61460, 327672), (61992, 324860), (62160, 323982), (63216, 318570), (63714, 316080), (64972, 309960), (68265, 295008), (68880, 292374), (69930, 287984), (70240, 286713), (71996, 279720), (72816, 276570), (73752, 273060), (74592, 269985), (77490, 259888), (79020, 254856), (79920, 251986), (81215, 247968), (81918, 245840), (82656, 243645), (82971, 242720), (84952, 237060), (88560, 227402), (89995, 223776), (91020, 221256), (92190, 218448), (93240, 215988), (94824, 212380), (95571, 210720), (97458, 206640), (98336, 204795), (103320, 194916), (105360, 191142), (106190, 189648), (107994, 186480), (109224, 184380), (110628, 182040), (111888, 179990), (113701, 177120), (118530, 169904), (121360, 165942), (122920, 163836), (123984, 162430), (124320, 161991), (125993, 159840), (126432, 159285), (127428, 158040), (129944, 154980), (136530, 147504), (137760, 146187), (138285, 145632), (139860, 143992)]