20723739840

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 672

約数和(自身を含む): 79862013504

約数和(自身を除く): 59138273664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 61, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 122, 135, 136, 144, 153, 160, 162, 170, 180, 183, 192, 204, 216, 240, 243, 244, 255, 257, 270, 272, 288, 305, 306, 320, 324, 340, 360, 366, 405, 408, 432, 459, 480, 486, 488, 510, 514, 540, 544, 549, 576, 610, 612, 648, 680, 720, 732, 765, 771, 810, 816, 864, 915, 918, 960, 972, 976, 1020, 1028, 1037, 1080, 1088, 1098, 1215, 1220, 1224, 1285, 1296, 1360, 1377, 1440, 1464, 1530, 1542, 1620, 1632, 1647, 1728, 1830, 1836, 1944, 1952, 2040, 2056, 2074, 2160, 2196, 2295, 2313, 2430, 2440, 2448, 2570, 2592, 2720, 2745, 2754, 2880, 2928, 3060, 3084, 3111, 3240, 3264, 3294, 3660, 3672, 3855, 3888, 3904, 4080, 4112, 4131, 4148, 4320, 4369, 4392, 4590, 4626, 4860, 4880, 4896, 4941, 5140, 5184, 5185, 5440, 5490, 5508, 5856, 6120, 6168, 6222, 6480, 6588, 6885, 6939, 7320, 7344, 7710, 7776, 8160, 8224, 8235, 8262, 8296, 8640, 8738, 8784, 9180, 9252, 9333, 9720, 9760, 9792, 9882, 10280, 10370, 10980, 11016, 11565, 11712, 12240, 12336, 12444, 12960, 13107, 13176, 13770, 13878, 14640, 14688, 14823, 15420, 15552, 15555, 15677, 16320, 16448, 16470, 16524, 16592, 17476, 17568, 18360, 18504, 18666, 19440, 19520, 19764, 20560, 20655, 20740, 20817, 21845, 21960, 22032, 23130, 24480, 24672, 24705, 24888, 25920, 26214, 26352, 27540, 27756, 27999, 29280, 29376, 29646, 30840, 31110, 31354, 32940, 33048, 33184, 34695, 34952, 35136, 36720, 37008, 37332, 38880, 39321, 39528, 41120, 41310, 41480, 41634, 43690, 43920, 44064, 46260, 46665, 47031, 48960, 49344, 49410, 49776, 52428, 52704, 55080, 55512, 55998, 58560, 59292, 61680, 62220, 62451, 62708, 65535, 65880, 66096, 66368, 69390, 69904, 73440, 74016, 74115, 74664, 77760, 78385, 78642, 79056, 82240, 82620, 82960, 83268, 83997, 87380, 87840, 88128, 92520, 93330, 94062, 98820, 99552, 104085, 104856, 105408, 110160, 111024, 111996, 117963, 118584, 123360, 124440, 124902, 125416, 131070, 131760, 132192, 138780, 139808, 139995, 141093, 146880, 148032, 148230, 149328, 156770, 157284, 158112, 165240, 165920, 166536, 167994, 174760, 175680, 185040, 186660, 188124, 196605, 197640, 199104, 208170, 209712, 220320, 222048, 223992, 235155, 235926, 237168, 246720, 248880, 249804, 250832, 251991, 262140, 263520, 264384, 266509, 277560, 279616, 279990, 282186, 296460, 298656, 312255, 313540, 314568, 316224, 330480, 331840, 333072, 335988, 349520, 353889, 370080, 373320, 376248, 393210, 395280, 416340, 419424, 419985, 423279, 440640, 444096, 447984, 470310, 471852, 474336, 497760, 499608, 501664, 503982, 524280, 527040, 533018, 555120, 559980, 564372, 589815, 592920, 597312, 624510, 627080, 629136, 660960, 666144, 671976, 699040, 705465, 707778, 740160, 746640, 752496, 786420, 790560, 799527, 832680, 838848, 839970, 846558, 895968, 940620, 943704, 948672, 995520, 999216, 1003328, 1007964, 1048560, 1061667, 1066036, 1110240, 1119960, 1128744, 1179630, 1185840, 1249020, 1254160, 1258272, 1259955, 1269837, 1321920, 1332288, 1332545, 1343952, 1398080, 1410930, 1415556, 1493280, 1504992, 1572840, 1581120, 1599054, 1665360, 1679940, 1693116, 1769445, 1791936, 1881240, 1887408, 1998432, 2015928, 2097120, 2116395, 2123334, 2132072, 2220480, 2239920, 2257488, 2359260, 2371680, 2398581, 2498040, 2508320, 2516544, 2519910, 2539674, 2665090, 2687904, 2821860, 2831112, 2986560, 3009984, 3145680, 3198108, 3330720, 3359880, 3386232, 3538890, 3762480, 3774816, 3809511, 3996864, 3997635, 4031856, 4194240, 4232790, 4246668, 4264144, 4479840, 4514976, 4718520, 4743360, 4797162, 4996080, 5016640, 5039820, 5079348, 5308335, 5330180, 5375808, 5643720, 5662224, 6291360, 6349185, 6396216, 6661440, 6719760, 6772464, 7077780, 7195743, 7524960, 7549632, 7619022, 7995270, 8063712, 8465580, 8493336, 8528288, 8959680, 9029952, 9437040, 9594324, 9992160, 10079640, 10158696, 10616670, 10660360, 11287440, 11324448, 11992905, 12582720, 12698370, 12792432, 13439520, 13544928, 14155560, 14391486, 15049920, 15238044, 15990540, 16127424, 16931160, 16986672, 17056576, 18874080, 19047555, 19188648, 19984320, 20159280, 20317392, 21233340, 21320720, 21587229, 22574880, 22648896, 23985810, 25396740, 25584864, 26879040, 27089856, 28311120, 28782972, 30476088, 31981080, 33862320, 33973344, 35978715, 37748160, 38095110, 38377296, 40318560, 40634784, 42466680, 42641440, 43174458, 45149760, 47971620, 50793480, 51169728, 56622240, 57565944, 60952176, 63962160, 64761687, 67724640, 67946688, 71957430, 76190220, 76754592, 80637120, 81269568, 84933360, 85282880, 86348916, 95943240, 101586960, 107936145, 113244480, 115131888, 121904352, 127924320, 129523374, 135449280, 143914860, 152380440, 153509184, 169866720, 172697832, 191886480, 203173920, 215872290, 230263776, 243808704, 255848640, 259046748, 287829720, 304760880, 323808435, 339733440, 345395664, 383772960, 406347840, 431744580, 460527552, 518093496, 575659440, 609521760, 647616870, 690791328, 767545920, 863489160, 1036186992, 1151318880, 1219043520, 1295233740, 1381582656, 1726978320, 2072373984, 2302637760, 2590467480, 3453956640, 4144747968, 5180934960, 6907913280, 10361869920, 20723739840]

約数ペア:

[(1, 20723739840), (2, 10361869920), (3, 6907913280), (4, 5180934960), (5, 4144747968), (6, 3453956640), (8, 2590467480), (9, 2302637760), (10, 2072373984), (12, 1726978320), (15, 1381582656), (16, 1295233740), (17, 1219043520), (18, 1151318880), (20, 1036186992), (24, 863489160), (27, 767545920), (30, 690791328), (32, 647616870), (34, 609521760), (36, 575659440), (40, 518093496), (45, 460527552), (48, 431744580), (51, 406347840), (54, 383772960), (60, 345395664), (61, 339733440), (64, 323808435), (68, 304760880), (72, 287829720), (80, 259046748), (81, 255848640), (85, 243808704), (90, 230263776), (96, 215872290), (102, 203173920), (108, 191886480), (120, 172697832), (122, 169866720), (135, 153509184), (136, 152380440), (144, 143914860), (153, 135449280), (160, 129523374), (162, 127924320), (170, 121904352), (180, 115131888), (183, 113244480), (192, 107936145), (204, 101586960), (216, 95943240), (240, 86348916), (243, 85282880), (244, 84933360), (255, 81269568), (257, 80637120), (270, 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(1647, 12582720), (1728, 11992905), (1830, 11324448), (1836, 11287440), (1944, 10660360), (1952, 10616670), (2040, 10158696), (2056, 10079640), (2074, 9992160), (2160, 9594324), (2196, 9437040), (2295, 9029952), (2313, 8959680), (2430, 8528288), (2440, 8493336), (2448, 8465580), (2570, 8063712), (2592, 7995270), (2720, 7619022), (2745, 7549632), (2754, 7524960), (2880, 7195743), (2928, 7077780), (3060, 6772464), (3084, 6719760), (3111, 6661440), (3240, 6396216), (3264, 6349185), (3294, 6291360), (3660, 5662224), (3672, 5643720), (3855, 5375808), (3888, 5330180), (3904, 5308335), (4080, 5079348), (4112, 5039820), (4131, 5016640), (4148, 4996080), (4320, 4797162), (4369, 4743360), (4392, 4718520), (4590, 4514976), (4626, 4479840), (4860, 4264144), (4880, 4246668), (4896, 4232790), (4941, 4194240), (5140, 4031856), (5184, 3997635), (5185, 3996864), (5440, 3809511), (5490, 3774816), (5508, 3762480), (5856, 3538890), (6120, 3386232), (6168, 3359880), (6222, 3330720), (6480, 3198108), (6588, 3145680), (6885, 3009984), (6939, 2986560), (7320, 2831112), (7344, 2821860), (7710, 2687904), (7776, 2665090), (8160, 2539674), (8224, 2519910), (8235, 2516544), (8262, 2508320), (8296, 2498040), (8640, 2398581), (8738, 2371680), (8784, 2359260), (9180, 2257488), (9252, 2239920), (9333, 2220480), (9720, 2132072), (9760, 2123334), (9792, 2116395), (9882, 2097120), (10280, 2015928), (10370, 1998432), (10980, 1887408), (11016, 1881240), (11565, 1791936), (11712, 1769445), (12240, 1693116), (12336, 1679940), (12444, 1665360), (12960, 1599054), (13107, 1581120), (13176, 1572840), (13770, 1504992), (13878, 1493280), (14640, 1415556), (14688, 1410930), (14823, 1398080), (15420, 1343952), (15552, 1332545), (15555, 1332288), (15677, 1321920), (16320, 1269837), (16448, 1259955), (16470, 1258272), (16524, 1254160), (16592, 1249020), (17476, 1185840), (17568, 1179630), (18360, 1128744), (18504, 1119960), (18666, 1110240), (19440, 1066036), (19520, 1061667), (19764, 1048560), (20560, 1007964), (20655, 1003328), (20740, 999216), (20817, 995520), (21845, 948672), (21960, 943704), (22032, 940620), (23130, 895968), (24480, 846558), (24672, 839970), (24705, 838848), (24888, 832680), (25920, 799527), (26214, 790560), (26352, 786420), (27540, 752496), (27756, 746640), (27999, 740160), (29280, 707778), (29376, 705465), (29646, 699040), (30840, 671976), (31110, 666144), (31354, 660960), (32940, 629136), (33048, 627080), (33184, 624510), (34695, 597312), (34952, 592920), (35136, 589815), (36720, 564372), (37008, 559980), (37332, 555120), (38880, 533018), (39321, 527040), (39528, 524280), (41120, 503982), (41310, 501664), (41480, 499608), (41634, 497760), (43690, 474336), (43920, 471852), (44064, 470310), (46260, 447984), (46665, 444096), (47031, 440640), (48960, 423279), (49344, 419985), (49410, 419424), (49776, 416340), (52428, 395280), (52704, 393210), (55080, 376248), (55512, 373320), (55998, 370080), (58560, 353889), (59292, 349520), (61680, 335988), (62220, 333072), (62451, 331840), (62708, 330480), (65535, 316224), (65880, 314568), (66096, 313540), (66368, 312255), (69390, 298656), (69904, 296460), (73440, 282186), (74016, 279990), (74115, 279616), (74664, 277560), (77760, 266509), (78385, 264384), (78642, 263520), (79056, 262140), (82240, 251991), (82620, 250832), (82960, 249804), (83268, 248880), (83997, 246720), (87380, 237168), (87840, 235926), (88128, 235155), (92520, 223992), (93330, 222048), (94062, 220320), (98820, 209712), (99552, 208170), (104085, 199104), (104856, 197640), (105408, 196605), (110160, 188124), (111024, 186660), (111996, 185040), (117963, 175680), (118584, 174760), (123360, 167994), (124440, 166536), (124902, 165920), (125416, 165240), (131070, 158112), (131760, 157284), (132192, 156770), (138780, 149328), (139808, 148230), (139995, 148032), (141093, 146880)]