156186680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9689}}^1$

素因数の和:9744

約数の個数: 64

約数和(自身を含む): 390700800

約数和(自身を除く): 234514120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 9689, 16120, 19378, 38756, 48445, 77512, 96890, 125957, 193780, 251914, 300359, 387560, 503828, 600718, 629785, 1007656, 1201436, 1259570, 1501795, 2402872, 2519140, 3003590, 3904667, 5038280, 6007180, 7809334, 12014360, 15618668, 19523335, 31237336, 39046670, 78093340, 156186680]

約数ペア:

[(1, 156186680), (2, 78093340), (4, 39046670), (5, 31237336), (8, 19523335), (10, 15618668), (13, 12014360), (20, 7809334), (26, 6007180), (31, 5038280), (40, 3904667), (52, 3003590), (62, 2519140), (65, 2402872), (104, 1501795), (124, 1259570), (130, 1201436), (155, 1007656), (248, 629785), (260, 600718), (310, 503828), (403, 387560), (520, 300359), (620, 251914), (806, 193780), (1240, 125957), (1612, 96890), (2015, 77512), (3224, 48445), (4030, 38756), (8060, 19378), (9689, 16120)]