1219975920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{2153}}^1$

素因数の和:2959

約数の個数: 120

約数和(自身を含む): 4104197136

約数和(自身を除く): 2884221216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 787, 1574, 2153, 2361, 3148, 3935, 4306, 4722, 6296, 6459, 7083, 7870, 8612, 9444, 10765, 11805, 12592, 12918, 14166, 15740, 17224, 18888, 19377, 21530, 23610, 25836, 28332, 31480, 32295, 34448, 35415, 37776, 38754, 43060, 47220, 51672, 56664, 62960, 64590, 70830, 77508, 86120, 94440, 96885, 103344, 113328, 129180, 141660, 155016, 172240, 188880, 193770, 258360, 283320, 310032, 387540, 516720, 566640, 775080, 1550160, 1694411, 3388822, 5083233, 6777644, 8472055, 10166466, 13555288, 15249699, 16944110, 20332932, 25416165, 27110576, 30499398, 33888220, 40665864, 50832330, 60998796, 67776440, 76248495, 81331728, 101664660, 121997592, 135552880, 152496990, 203329320, 243995184, 304993980, 406658640, 609987960, 1219975920]

約数ペア:

[(1, 1219975920), (2, 609987960), (3, 406658640), (4, 304993980), (5, 243995184), (6, 203329320), (8, 152496990), (9, 135552880), (10, 121997592), (12, 101664660), (15, 81331728), (16, 76248495), (18, 67776440), (20, 60998796), (24, 50832330), (30, 40665864), (36, 33888220), (40, 30499398), (45, 27110576), (48, 25416165), (60, 20332932), (72, 16944110), (80, 15249699), (90, 13555288), (120, 10166466), (144, 8472055), (180, 6777644), (240, 5083233), (360, 3388822), (720, 1694411), (787, 1550160), (1574, 775080), (2153, 566640), (2361, 516720), (3148, 387540), (3935, 310032), (4306, 283320), (4722, 258360), (6296, 193770), (6459, 188880), (7083, 172240), (7870, 155016), (8612, 141660), (9444, 129180), (10765, 113328), (11805, 103344), (12592, 96885), (12918, 94440), (14166, 86120), (15740, 77508), (17224, 70830), (18888, 64590), (19377, 62960), (21530, 56664), (23610, 51672), (25836, 47220), (28332, 43060), (31480, 38754), (32295, 37776), (34448, 35415)]