1531251540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 720

約数和(自身を含む): 6428201472

約数和(自身を除く): 4896949932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 27, 28, 30, 34, 35, 36, 39, 42, 45, 47, 51, 52, 54, 60, 63, 65, 68, 70, 78, 81, 84, 85, 90, 91, 94, 102, 105, 108, 117, 119, 126, 130, 135, 140, 141, 153, 156, 162, 169, 170, 180, 182, 188, 189, 195, 204, 210, 221, 234, 235, 238, 252, 255, 260, 270, 273, 282, 306, 315, 324, 329, 338, 340, 351, 357, 364, 378, 390, 405, 420, 423, 442, 455, 459, 468, 470, 476, 507, 510, 540, 546, 564, 567, 585, 595, 611, 612, 630, 658, 663, 676, 702, 705, 714, 756, 765, 780, 799, 810, 819, 845, 846, 884, 910, 918, 940, 945, 987, 1014, 1020, 1053, 1071, 1092, 1105, 1134, 1170, 1183, 1190, 1222, 1260, 1269, 1316, 1326, 1365, 1377, 1404, 1410, 1428, 1521, 1530, 1547, 1598, 1620, 1638, 1645, 1690, 1692, 1755, 1785, 1820, 1833, 1836, 1890, 1974, 1989, 2028, 2106, 2115, 2142, 2210, 2268, 2295, 2340, 2366, 2380, 2397, 2444, 2457, 2535, 2538, 2652, 2730, 2754, 2820, 2835, 2873, 2961, 3042, 3055, 3060, 3094, 3196, 3213, 3276, 3290, 3315, 3380, 3510, 3549, 3570, 3666, 3780, 3807, 3948, 3978, 3995, 4095, 4212, 4230, 4277, 4284, 4420, 4563, 4590, 4641, 4732, 4794, 4914, 4935, 5070, 5076, 5265, 5355, 5460, 5499, 5508, 5593, 5670, 5746, 5915, 5922, 5967, 6084, 6110, 6188, 6345, 6426, 6580, 6630, 6885, 7020, 7098, 7140, 7191, 7332, 7371, 7605, 7614, 7735, 7943, 7956, 7990, 8190, 8460, 8554, 8619, 8883, 9126, 9165, 9180, 9282, 9588, 9639, 9828, 9870, 9945, 10140, 10387, 10530, 10647, 10710, 10998, 11186, 11340, 11492, 11830, 11844, 11934, 11985, 12220, 12285, 12690, 12831, 12852, 13260, 13689, 13770, 13923, 14196, 14365, 14382, 14742, 14805, 15210, 15228, 15470, 15886, 15980, 16065, 16380, 16497, 16779, 17108, 17238, 17745, 17766, 17901, 18252, 18330, 18564, 19035, 19278, 19740, 19890, 20111, 20774, 21060, 21294, 21385, 21420, 21573, 21996, 22372, 22815, 23205, 23660, 23829, 23868, 23970, 24570, 25380, 25662, 25857, 26649, 27378, 27495, 27540, 27846, 27965, 28730, 28764, 29484, 29610, 29835, 30420, 30940, 31161, 31772, 31941, 32130, 32994, 33558, 34476, 35490, 35532, 35802, 35955, 36660, 36855, 38070, 38493, 38556, 39715, 39780, 40222, 41548, 41769, 42588, 42770, 43095, 43146, 44415, 45630, 46410, 47658, 47940, 48195, 49140, 49491, 50337, 51324, 51714, 51935, 53235, 53298, 54756, 54990, 55601, 55692, 55930, 57460, 59220, 59670, 60333, 62322, 63882, 64155, 64260, 64719, 65988, 67116, 68445, 69615, 70980, 71487, 71604, 71910, 72709, 73710, 76140, 76986, 77571, 79430, 80444, 82485, 83538, 83895, 85540, 86190, 86292, 88830, 89505, 91260, 92820, 93483, 95316, 95823, 96390, 98982, 100555, 100674, 103428, 103870, 106470, 106596, 107865, 109980, 111202, 111860, 115479, 119145, 119340, 120666, 124644, 125307, 127764, 128310, 129285, 129438, 133245, 135031, 136890, 139230, 142974, 143820, 145418, 147420, 151011, 153972, 155142, 155805, 158860, 159705, 164970, 166803, 167076, 167790, 172380, 177660, 179010, 180999, 186966, 191646, 192465, 192780, 197964, 201110, 201348, 207740, 208845, 212940, 214461, 215730, 218127, 222404, 230958, 232713, 238290, 241332, 247455, 250614, 251685, 256620, 258570, 258876, 266490, 270062, 273780, 278005, 278460, 280449, 285948, 290836, 301665, 302022, 310284, 311610, 319410, 323595, 329940, 333606, 335580, 346437, 357435, 358020, 361998, 363545, 373932, 383292, 384930, 387855, 402220, 405093, 417690, 428922, 431460, 436254, 453033, 461916, 465426, 467415, 476580, 479115, 494910, 500409, 501228, 503370, 517140, 532980, 540124, 542997, 556010, 560898, 577395, 603330, 604044, 623220, 626535, 638820, 643383, 647190, 654381, 667212, 675155, 692874, 714870, 723996, 727090, 755055, 769860, 775710, 810186, 834015, 835380, 841347, 857844, 872508, 904995, 906066, 930852, 934830, 945217, 958230, 989820, 1000818, 1006740, 1072305, 1085994, 1090635, 1112020, 1121796, 1154790, 1163565, 1206660, 1215279, 1253070, 1286766, 1294380, 1308762, 1350310, 1385748, 1402245, 1429740, 1454180, 1501227, 1510110, 1551420, 1620372, 1628991, 1668030, 1682694, 1732185, 1809990, 1812132, 1869660, 1890434, 1916460, 1963143, 2001636, 2025465, 2144610, 2171988, 2181270, 2265165, 2309580, 2327130, 2430558, 2502045, 2506140, 2573532, 2617524, 2700620, 2714985, 2804490, 2835651, 3002454, 3020220, 3216915, 3257982, 3271905, 3336060, 3365388, 3464370, 3619980, 3645837, 3780868, 3926286, 4050930, 4206735, 4289220, 4362540, 4503681, 4530330, 4654260, 4726085, 4861116, 5004090, 5429970, 5608980, 5671302, 5889429, 6004908, 6076395, 6433830, 6515964, 6543810, 6928740, 7291674, 7506135, 7852572, 8101860, 8144955, 8413470, 8506953, 9007362, 9060660, 9452170, 9815715, 10008180, 10859940, 10937511, 11342604, 11778858, 12152790, 12867660, 13087620, 14178255, 14583348, 15012270, 16289910, 16826940, 17013906, 18014724, 18229185, 18904340, 19631430, 21875022, 22518405, 23557716, 24305580, 25520859, 28356510, 29447145, 30024540, 32579820, 34027812, 36458370, 39262860, 42534765, 43750044, 45036810, 51041718, 54687555, 56713020, 58894290, 72916740, 76562577, 85069530, 90073620, 102083436, 109375110, 117788580, 127604295, 153125154, 170139060, 218750220, 255208590, 306250308, 382812885, 510417180, 765625770, 1531251540]

約数ペア:

[(1, 1531251540), (2, 765625770), (3, 510417180), (4, 382812885), (5, 306250308), (6, 255208590), (7, 218750220), (9, 170139060), (10, 153125154), (12, 127604295), (13, 117788580), (14, 109375110), (15, 102083436), (17, 90073620), (18, 85069530), (20, 76562577), (21, 72916740), (26, 58894290), (27, 56713020), (28, 54687555), (30, 51041718), (34, 45036810), (35, 43750044), (36, 42534765), (39, 39262860), (42, 36458370), (45, 34027812), (47, 32579820), (51, 30024540), (52, 29447145), (54, 28356510), (60, 25520859), (63, 24305580), (65, 23557716), (68, 22518405), (70, 21875022), (78, 19631430), (81, 18904340), (84, 18229185), (85, 18014724), (90, 17013906), (91, 16826940), (94, 16289910), (102, 15012270), (105, 14583348), (108, 14178255), (117, 13087620), (119, 12867660), (126, 12152790), (130, 11778858), (135, 11342604), (140, 10937511), (141, 10859940), (153, 10008180), (156, 9815715), (162, 9452170), (169, 9060660), (170, 9007362), (180, 8506953), (182, 8413470), (188, 8144955), (189, 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1628991), (945, 1620372), (987, 1551420), (1014, 1510110), (1020, 1501227), (1053, 1454180), (1071, 1429740), (1092, 1402245), (1105, 1385748), (1134, 1350310), (1170, 1308762), (1183, 1294380), (1190, 1286766), (1222, 1253070), (1260, 1215279), (1269, 1206660), (1316, 1163565), (1326, 1154790), (1365, 1121796), (1377, 1112020), (1404, 1090635), (1410, 1085994), (1428, 1072305), (1521, 1006740), (1530, 1000818), (1547, 989820), (1598, 958230), (1620, 945217), (1638, 934830), (1645, 930852), (1690, 906066), (1692, 904995), (1755, 872508), (1785, 857844), (1820, 841347), (1833, 835380), (1836, 834015), (1890, 810186), (1974, 775710), (1989, 769860), (2028, 755055), (2106, 727090), (2115, 723996), (2142, 714870), (2210, 692874), (2268, 675155), (2295, 667212), (2340, 654381), (2366, 647190), (2380, 643383), (2397, 638820), (2444, 626535), (2457, 623220), (2535, 604044), (2538, 603330), (2652, 577395), (2730, 560898), (2754, 556010), (2820, 542997), (2835, 540124), (2873, 532980), (2961, 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(7943, 192780), (7956, 192465), (7990, 191646), (8190, 186966), (8460, 180999), (8554, 179010), (8619, 177660), (8883, 172380), (9126, 167790), (9165, 167076), (9180, 166803), (9282, 164970), (9588, 159705), (9639, 158860), (9828, 155805), (9870, 155142), (9945, 153972), (10140, 151011), (10387, 147420), (10530, 145418), (10647, 143820), (10710, 142974), (10998, 139230), (11186, 136890), (11340, 135031), (11492, 133245), (11830, 129438), (11844, 129285), (11934, 128310), (11985, 127764), (12220, 125307), (12285, 124644), (12690, 120666), (12831, 119340), (12852, 119145), (13260, 115479), (13689, 111860), (13770, 111202), (13923, 109980), (14196, 107865), (14365, 106596), (14382, 106470), (14742, 103870), (14805, 103428), (15210, 100674), (15228, 100555), (15470, 98982), (15886, 96390), (15980, 95823), (16065, 95316), (16380, 93483), (16497, 92820), (16779, 91260), (17108, 89505), (17238, 88830), (17745, 86292), (17766, 86190), (17901, 85540), (18252, 83895), (18330, 83538), (18564, 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