631164960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1629

約数の個数: 240

約数和(自身を含む): 2300804352

約数和(自身を除く): 1669639392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1296, 1395, 1440, 1488, 1571, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2592, 2790, 2976, 3142, 3240, 3348, 3720, 4185, 4320, 4464, 4713, 4960, 5022, 5580, 6284, 6480, 6696, 7440, 7855, 8370, 8928, 9426, 10044, 11160, 12555, 12568, 12960, 13392, 14139, 14880, 15710, 16740, 18852, 20088, 22320, 23565, 25110, 25136, 26784, 28278, 31420, 33480, 37704, 40176, 42417, 44640, 47130, 48701, 50220, 50272, 56556, 62840, 66960, 70695, 75408, 80352, 84834, 94260, 97402, 100440, 113112, 125680, 127251, 133920, 141390, 146103, 150816, 169668, 188520, 194804, 200880, 212085, 226224, 243505, 251360, 254502, 282780, 292206, 339336, 377040, 389608, 401760, 424170, 438309, 452448, 487010, 509004, 565560, 584412, 636255, 678672, 730515, 754080, 779216, 848340, 876618, 974020, 1018008, 1131120, 1168824, 1272510, 1314927, 1357344, 1461030, 1558432, 1696680, 1753236, 1948040, 2036016, 2191545, 2262240, 2337648, 2545020, 2629854, 2922060, 3393360, 3506472, 3896080, 3944781, 4072032, 4383090, 4675296, 5090040, 5259708, 5844120, 6574635, 6786720, 7012944, 7792160, 7889562, 8766180, 10180080, 10519416, 11688240, 13149270, 14025888, 15779124, 17532360, 19723905, 20360160, 21038832, 23376480, 26298540, 31558248, 35064720, 39447810, 42077664, 52597080, 63116496, 70129440, 78895620, 105194160, 126232992, 157791240, 210388320, 315582480, 631164960]

約数ペア:

[(1, 631164960), (2, 315582480), (3, 210388320), (4, 157791240), (5, 126232992), (6, 105194160), (8, 78895620), (9, 70129440), (10, 63116496), (12, 52597080), (15, 42077664), (16, 39447810), (18, 35064720), (20, 31558248), (24, 26298540), (27, 23376480), (30, 21038832), (31, 20360160), (32, 19723905), (36, 17532360), (40, 15779124), (45, 14025888), (48, 13149270), (54, 11688240), (60, 10519416), (62, 10180080), (72, 8766180), (80, 7889562), (81, 7792160), (90, 7012944), (93, 6786720), (96, 6574635), (108, 5844120), (120, 5259708), (124, 5090040), (135, 4675296), (144, 4383090), (155, 4072032), (160, 3944781), (162, 3896080), (180, 3506472), (186, 3393360), (216, 2922060), (240, 2629854), (248, 2545020), (270, 2337648), (279, 2262240), (288, 2191545), (310, 2036016), (324, 1948040), (360, 1753236), (372, 1696680), (405, 1558432), (432, 1461030), (465, 1357344), (480, 1314927), (496, 1272510), (540, 1168824), (558, 1131120), (620, 1018008), (648, 974020), (720, 876618), (744, 848340), (810, 779216), (837, 754080), (864, 730515), (930, 678672), (992, 636255), (1080, 584412), (1116, 565560), (1240, 509004), (1296, 487010), (1395, 452448), (1440, 438309), (1488, 424170), (1571, 401760), (1620, 389608), (1674, 377040), (1860, 339336), (2160, 292206), (2232, 282780), (2480, 254502), (2511, 251360), (2592, 243505), (2790, 226224), (2976, 212085), (3142, 200880), (3240, 194804), (3348, 188520), (3720, 169668), (4185, 150816), (4320, 146103), (4464, 141390), (4713, 133920), (4960, 127251), (5022, 125680), (5580, 113112), (6284, 100440), (6480, 97402), (6696, 94260), (7440, 84834), (7855, 80352), (8370, 75408), (8928, 70695), (9426, 66960), (10044, 62840), (11160, 56556), (12555, 50272), (12568, 50220), (12960, 48701), (13392, 47130), (14139, 44640), (14880, 42417), (15710, 40176), (16740, 37704), (18852, 33480), (20088, 31420), (22320, 28278), (23565, 26784), (25110, 25136)]