222317680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{887}}^1$

素因数の和:1154

約数の個数: 80

約数和(自身を含む): 559589184

約数和(自身を除く): 337271504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 241, 260, 482, 520, 887, 964, 1040, 1205, 1774, 1928, 2410, 3133, 3548, 3856, 4435, 4820, 6266, 7096, 8870, 9640, 11531, 12532, 14192, 15665, 17740, 19280, 23062, 25064, 31330, 35480, 46124, 50128, 57655, 62660, 70960, 92248, 115310, 125320, 184496, 213767, 230620, 250640, 427534, 461240, 855068, 922480, 1068835, 1710136, 2137670, 2778971, 3420272, 4275340, 5557942, 8550680, 11115884, 13894855, 17101360, 22231768, 27789710, 44463536, 55579420, 111158840, 222317680]

約数ペア:

[(1, 222317680), (2, 111158840), (4, 55579420), (5, 44463536), (8, 27789710), (10, 22231768), (13, 17101360), (16, 13894855), (20, 11115884), (26, 8550680), (40, 5557942), (52, 4275340), (65, 3420272), (80, 2778971), (104, 2137670), (130, 1710136), (208, 1068835), (241, 922480), (260, 855068), (482, 461240), (520, 427534), (887, 250640), (964, 230620), (1040, 213767), (1205, 184496), (1774, 125320), (1928, 115310), (2410, 92248), (3133, 70960), (3548, 62660), (3856, 57655), (4435, 50128), (4820, 46124), (6266, 35480), (7096, 31330), (8870, 25064), (9640, 23062), (11531, 19280), (12532, 17740), (14192, 15665)]