208612560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66863}}^1$

素因数の和:66892

約数の個数: 80

約数和(自身を含む): 696455424

約数和(自身を除く): 487842864

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, 66863, 133726, 200589, 267452, 334315, 401178, 534904, 668630, 802356, 869219, 1002945, 1069808, 1337260, 1604712, 1738438, 2005890, 2607657, 2674520, 3209424, 3476876, 4011780, 4346095, 5215314, 5349040, 6953752, 8023560, 8692190, 10430628, 13038285, 13907504, 16047120, 17384380, 20861256, 26076570, 34768760, 41722512, 52153140, 69537520, 104306280, 208612560]

約数ペア:

[(1, 208612560), (2, 104306280), (3, 69537520), (4, 52153140), (5, 41722512), (6, 34768760), (8, 26076570), (10, 20861256), (12, 17384380), (13, 16047120), (15, 13907504), (16, 13038285), (20, 10430628), (24, 8692190), (26, 8023560), (30, 6953752), (39, 5349040), (40, 5215314), (48, 4346095), (52, 4011780), (60, 3476876), (65, 3209424), (78, 2674520), (80, 2607657), (104, 2005890), (120, 1738438), (130, 1604712), (156, 1337260), (195, 1069808), (208, 1002945), (240, 869219), (260, 802356), (312, 668630), (390, 534904), (520, 401178), (624, 334315), (780, 267452), (1040, 200589), (1560, 133726), (3120, 66863)]