139708816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 307980288

約数和(自身を除く): 168271472

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 188, 208, 248, 376, 403, 461, 496, 611, 752, 806, 922, 1222, 1457, 1612, 1844, 2444, 2914, 3224, 3688, 4888, 5828, 5993, 6448, 7376, 9776, 11656, 11986, 14291, 18941, 21667, 23312, 23972, 28582, 37882, 43334, 47944, 57164, 75764, 86668, 95888, 114328, 151528, 173336, 185783, 228656, 281671, 303056, 346672, 371566, 563342, 671677, 743132, 1126684, 1343354, 1486264, 2253368, 2686708, 2972528, 4506736, 5373416, 8731801, 10746832, 17463602, 34927204, 69854408, 139708816]

約数ペア:

[(1, 139708816), (2, 69854408), (4, 34927204), (8, 17463602), (13, 10746832), (16, 8731801), (26, 5373416), (31, 4506736), (47, 2972528), (52, 2686708), (62, 2253368), (94, 1486264), (104, 1343354), (124, 1126684), (188, 743132), (208, 671677), (248, 563342), (376, 371566), (403, 346672), (461, 303056), (496, 281671), (611, 228656), (752, 185783), (806, 173336), (922, 151528), (1222, 114328), (1457, 95888), (1612, 86668), (1844, 75764), (2444, 57164), (2914, 47944), (3224, 43334), (3688, 37882), (4888, 28582), (5828, 23972), (5993, 23312), (6448, 21667), (7376, 18941), (9776, 14291), (11656, 11986)]