208444080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66809}}^1$

素因数の和:66838

約数の個数: 80

約数和(自身を含む): 695892960

約数和(自身を除く): 487448880

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, 66809, 133618, 200427, 267236, 334045, 400854, 534472, 668090, 801708, 868517, 1002135, 1068944, 1336180, 1603416, 1737034, 2004270, 2605551, 2672360, 3206832, 3474068, 4008540, 4342585, 5211102, 5344720, 6948136, 8017080, 8685170, 10422204, 13027755, 13896272, 16034160, 17370340, 20844408, 26055510, 34740680, 41688816, 52111020, 69481360, 104222040, 208444080]

約数ペア:

[(1, 208444080), (2, 104222040), (3, 69481360), (4, 52111020), (5, 41688816), (6, 34740680), (8, 26055510), (10, 20844408), (12, 17370340), (13, 16034160), (15, 13896272), (16, 13027755), (20, 10422204), (24, 8685170), (26, 8017080), (30, 6948136), (39, 5344720), (40, 5211102), (48, 4342585), (52, 4008540), (60, 3474068), (65, 3206832), (78, 2672360), (80, 2605551), (104, 2004270), (120, 1737034), (130, 1603416), (156, 1336180), (195, 1068944), (208, 1002135), (240, 868517), (260, 801708), (312, 668090), (390, 534472), (520, 400854), (624, 334045), (780, 267236), (1040, 200427), (1560, 133618), (3120, 66809)]