131841840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42257}}^1$

素因数の和:42286

約数の個数: 80

約数和(自身を含む): 440159328

約数和(自身を除く): 308317488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 42257, 84514, 126771, 169028, 211285, 253542, 338056, 422570, 507084, 549341, 633855, 676112, 845140, 1014168, 1098682, 1267710, 1648023, 1690280, 2028336, 2197364, 2535420, 2746705, 3296046, 3380560, 4394728, 5070840, 5493410, 6592092, 8240115, 8789456, 10141680, 10986820, 13184184, 16480230, 21973640, 26368368, 32960460, 43947280, 65920920, 131841840]

約数ペア:

[(1, 131841840), (2, 65920920), (3, 43947280), (4, 32960460), (5, 26368368), (6, 21973640), (8, 16480230), (10, 13184184), (12, 10986820), (13, 10141680), (15, 8789456), (16, 8240115), (20, 6592092), (24, 5493410), (26, 5070840), (30, 4394728), (39, 3380560), (40, 3296046), (48, 2746705), (52, 2535420), (60, 2197364), (65, 2028336), (78, 1690280), (80, 1648023), (104, 1267710), (120, 1098682), (130, 1014168), (156, 845140), (195, 676112), (208, 633855), (240, 549341), (260, 507084), (312, 422570), (390, 338056), (520, 253542), (624, 211285), (780, 169028), (1040, 126771), (1560, 84514), (3120, 42257)]