68704440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1029

約数の個数: 128

約数和(自身を含む): 238464000

約数和(自身を除く): 169759560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 919, 1068, 1246, 1335, 1780, 1838, 1869, 2136, 2492, 2670, 2757, 3115, 3560, 3676, 3738, 4595, 4984, 5340, 5514, 6230, 6433, 7352, 7476, 9190, 9345, 10680, 11028, 12460, 12866, 13785, 14952, 18380, 18690, 19299, 22056, 24920, 25732, 27570, 32165, 36760, 37380, 38598, 51464, 55140, 64330, 74760, 77196, 81791, 96495, 110280, 128660, 154392, 163582, 192990, 245373, 257320, 327164, 385980, 408955, 490746, 572537, 654328, 771960, 817910, 981492, 1145074, 1226865, 1635820, 1717611, 1962984, 2290148, 2453730, 2862685, 3271640, 3435222, 4580296, 4907460, 5725370, 6870444, 8588055, 9814920, 11450740, 13740888, 17176110, 22901480, 34352220, 68704440]

約数ペア:

[(1, 68704440), (2, 34352220), (3, 22901480), (4, 17176110), (5, 13740888), (6, 11450740), (7, 9814920), (8, 8588055), (10, 6870444), (12, 5725370), (14, 4907460), (15, 4580296), (20, 3435222), (21, 3271640), (24, 2862685), (28, 2453730), (30, 2290148), (35, 1962984), (40, 1717611), (42, 1635820), (56, 1226865), (60, 1145074), (70, 981492), (84, 817910), (89, 771960), (105, 654328), (120, 572537), (140, 490746), (168, 408955), (178, 385980), (210, 327164), (267, 257320), (280, 245373), (356, 192990), (420, 163582), (445, 154392), (534, 128660), (623, 110280), (712, 96495), (840, 81791), (890, 77196), (919, 74760), (1068, 64330), (1246, 55140), (1335, 51464), (1780, 38598), (1838, 37380), (1869, 36760), (2136, 32165), (2492, 27570), (2670, 25732), (2757, 24920), (3115, 22056), (3560, 19299), (3676, 18690), (3738, 18380), (4595, 14952), (4984, 13785), (5340, 12866), (5514, 12460), (6230, 11028), (6433, 10680), (7352, 9345), (7476, 9190)]