128629020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4457}}^1$

素因数の和:4519

約数の個数: 96

約数和(自身を含む): 398438208

約数和(自身を除く): 269809188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 185, 195, 222, 260, 370, 390, 444, 481, 555, 740, 780, 962, 1110, 1443, 1924, 2220, 2405, 2886, 4457, 4810, 5772, 7215, 8914, 9620, 13371, 14430, 17828, 22285, 26742, 28860, 44570, 53484, 57941, 66855, 89140, 115882, 133710, 164909, 173823, 231764, 267420, 289705, 329818, 347646, 494727, 579410, 659636, 695292, 824545, 869115, 989454, 1158820, 1649090, 1738230, 1978908, 2143817, 2473635, 3298180, 3476460, 4287634, 4947270, 6431451, 8575268, 9894540, 10719085, 12862902, 21438170, 25725804, 32157255, 42876340, 64314510, 128629020]

約数ペア:

[(1, 128629020), (2, 64314510), (3, 42876340), (4, 32157255), (5, 25725804), (6, 21438170), (10, 12862902), (12, 10719085), (13, 9894540), (15, 8575268), (20, 6431451), (26, 4947270), (30, 4287634), (37, 3476460), (39, 3298180), (52, 2473635), (60, 2143817), (65, 1978908), (74, 1738230), (78, 1649090), (111, 1158820), (130, 989454), (148, 869115), (156, 824545), (185, 695292), (195, 659636), (222, 579410), (260, 494727), (370, 347646), (390, 329818), (444, 289705), (481, 267420), (555, 231764), (740, 173823), (780, 164909), (962, 133710), (1110, 115882), (1443, 89140), (1924, 66855), (2220, 57941), (2405, 53484), (2886, 44570), (4457, 28860), (4810, 26742), (5772, 22285), (7215, 17828), (8914, 14430), (9620, 13371)]