20109933480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{23311}}^1$

素因数の和:23424

約数の個数: 256

約数和(自身を含む): 75195187200

約数和(自身を除く): 55085253720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 79, 84, 91, 104, 105, 120, 130, 140, 156, 158, 168, 182, 195, 210, 237, 260, 273, 280, 312, 316, 364, 390, 395, 420, 455, 474, 520, 546, 553, 632, 728, 780, 790, 840, 910, 948, 1027, 1092, 1106, 1185, 1365, 1560, 1580, 1659, 1820, 1896, 2054, 2184, 2212, 2370, 2730, 2765, 3081, 3160, 3318, 3640, 4108, 4424, 4740, 5135, 5460, 5530, 6162, 6636, 7189, 8216, 8295, 9480, 10270, 10920, 11060, 12324, 13272, 14378, 15405, 16590, 20540, 21567, 22120, 23311, 24648, 28756, 30810, 33180, 35945, 41080, 43134, 46622, 57512, 61620, 66360, 69933, 71890, 86268, 93244, 107835, 116555, 123240, 139866, 143780, 163177, 172536, 186488, 215670, 233110, 279732, 287560, 303043, 326354, 349665, 431340, 466220, 489531, 559464, 606086, 652708, 699330, 815885, 862680, 909129, 932440, 979062, 1212172, 1305416, 1398660, 1515215, 1631770, 1818258, 1841569, 1958124, 2121301, 2424344, 2447655, 2797320, 3030430, 3263540, 3636516, 3683138, 3916248, 4242602, 4545645, 4895310, 5524707, 6060860, 6363903, 6527080, 7273032, 7366276, 8485204, 9091290, 9207845, 9790620, 10606505, 11049414, 12121720, 12727806, 12890983, 14732552, 16970408, 18182580, 18415690, 19581240, 21213010, 22098828, 23940397, 25455612, 25781966, 27623535, 31819515, 36365160, 36831380, 38672949, 42426020, 44197656, 47880794, 50911224, 51563932, 55247070, 63639030, 64454915, 71821191, 73662760, 77345898, 84852040, 95761588, 103127864, 110494140, 119701985, 127278060, 128909830, 143642382, 154691796, 167582779, 191523176, 193364745, 220988280, 239403970, 254556120, 257819660, 287284764, 309383592, 335165558, 359105955, 386729490, 478807940, 502748337, 515639320, 574569528, 670331116, 718211910, 773458980, 837913895, 957615880, 1005496674, 1340662232, 1436423820, 1546917960, 1675827790, 2010993348, 2513741685, 2872847640, 3351655580, 4021986696, 5027483370, 6703311160, 10054966740, 20109933480]

約数ペア:

[(1, 20109933480), (2, 10054966740), (3, 6703311160), (4, 5027483370), (5, 4021986696), (6, 3351655580), (7, 2872847640), (8, 2513741685), (10, 2010993348), (12, 1675827790), (13, 1546917960), (14, 1436423820), (15, 1340662232), (20, 1005496674), (21, 957615880), (24, 837913895), (26, 773458980), (28, 718211910), (30, 670331116), (35, 574569528), (39, 515639320), (40, 502748337), (42, 478807940), (52, 386729490), (56, 359105955), (60, 335165558), (65, 309383592), (70, 287284764), (78, 257819660), (79, 254556120), (84, 239403970), (91, 220988280), (104, 193364745), (105, 191523176), (120, 167582779), (130, 154691796), (140, 143642382), (156, 128909830), (158, 127278060), (168, 119701985), (182, 110494140), (195, 103127864), (210, 95761588), (237, 84852040), (260, 77345898), (273, 73662760), (280, 71821191), (312, 64454915), (316, 63639030), (364, 55247070), (390, 51563932), (395, 50911224), (420, 47880794), (455, 44197656), (474, 42426020), (520, 38672949), (546, 36831380), (553, 36365160), (632, 31819515), (728, 27623535), (780, 25781966), (790, 25455612), (840, 23940397), (910, 22098828), (948, 21213010), (1027, 19581240), (1092, 18415690), (1106, 18182580), (1185, 16970408), (1365, 14732552), (1560, 12890983), (1580, 12727806), (1659, 12121720), (1820, 11049414), (1896, 10606505), (2054, 9790620), (2184, 9207845), (2212, 9091290), (2370, 8485204), (2730, 7366276), (2765, 7273032), (3081, 6527080), (3160, 6363903), (3318, 6060860), (3640, 5524707), (4108, 4895310), (4424, 4545645), (4740, 4242602), (5135, 3916248), (5460, 3683138), (5530, 3636516), (6162, 3263540), (6636, 3030430), (7189, 2797320), (8216, 2447655), (8295, 2424344), (9480, 2121301), (10270, 1958124), (10920, 1841569), (11060, 1818258), (12324, 1631770), (13272, 1515215), (14378, 1398660), (15405, 1305416), (16590, 1212172), (20540, 979062), (21567, 932440), (22120, 909129), (23311, 862680), (24648, 815885), (28756, 699330), (30810, 652708), (33180, 606086), (35945, 559464), (41080, 489531), (43134, 466220), (46622, 431340), (57512, 349665), (61620, 326354), (66360, 303043), (69933, 287560), (71890, 279732), (86268, 233110), (93244, 215670), (107835, 186488), (116555, 172536), (123240, 163177), (139866, 143780)]