20181541680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{418357}}^1$

素因数の和:418443

約数の個数: 120

約数和(自身を含む): 68788095792

約数和(自身を除く): 48606554112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 402, 536, 603, 670, 720, 804, 1005, 1072, 1206, 1340, 1608, 2010, 2412, 2680, 3015, 3216, 4020, 4824, 5360, 6030, 8040, 9648, 12060, 16080, 24120, 48240, 418357, 836714, 1255071, 1673428, 2091785, 2510142, 3346856, 3765213, 4183570, 5020284, 6275355, 6693712, 7530426, 8367140, 10040568, 12550710, 15060852, 16734280, 18826065, 20081136, 25101420, 28029919, 30121704, 33468560, 37652130, 50202840, 56059838, 60243408, 75304260, 84089757, 100405680, 112119676, 140149595, 150608520, 168179514, 224239352, 252269271, 280299190, 301217040, 336359028, 420448785, 448478704, 504538542, 560598380, 672718056, 840897570, 1009077084, 1121196760, 1261346355, 1345436112, 1681795140, 2018154168, 2242393520, 2522692710, 3363590280, 4036308336, 5045385420, 6727180560, 10090770840, 20181541680]

約数ペア:

[(1, 20181541680), (2, 10090770840), (3, 6727180560), (4, 5045385420), (5, 4036308336), (6, 3363590280), (8, 2522692710), (9, 2242393520), (10, 2018154168), (12, 1681795140), (15, 1345436112), (16, 1261346355), (18, 1121196760), (20, 1009077084), (24, 840897570), (30, 672718056), (36, 560598380), (40, 504538542), (45, 448478704), (48, 420448785), (60, 336359028), (67, 301217040), (72, 280299190), (80, 252269271), (90, 224239352), (120, 168179514), (134, 150608520), (144, 140149595), (180, 112119676), (201, 100405680), (240, 84089757), (268, 75304260), (335, 60243408), (360, 56059838), (402, 50202840), (536, 37652130), (603, 33468560), (670, 30121704), (720, 28029919), (804, 25101420), (1005, 20081136), (1072, 18826065), (1206, 16734280), (1340, 15060852), (1608, 12550710), (2010, 10040568), (2412, 8367140), (2680, 7530426), (3015, 6693712), (3216, 6275355), (4020, 5020284), (4824, 4183570), (5360, 3765213), (6030, 3346856), (8040, 2510142), (9648, 2091785), (12060, 1673428), (16080, 1255071), (24120, 836714), (48240, 418357)]