643780968

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{1877}}^1$

素因数の和:2378

約数の個数: 64

約数和(自身を含む): 1665861120

約数和(自身を除く): 1022080152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 461, 744, 922, 1383, 1844, 1877, 2766, 3688, 3754, 5532, 5631, 7508, 11064, 11262, 14291, 15016, 22524, 28582, 42873, 45048, 57164, 58187, 85746, 114328, 116374, 171492, 174561, 232748, 342984, 349122, 465496, 698244, 865297, 1396488, 1730594, 2595891, 3461188, 5191782, 6922376, 10383564, 20767128, 26824207, 53648414, 80472621, 107296828, 160945242, 214593656, 321890484, 643780968]

約数ペア:

[(1, 643780968), (2, 321890484), (3, 214593656), (4, 160945242), (6, 107296828), (8, 80472621), (12, 53648414), (24, 26824207), (31, 20767128), (62, 10383564), (93, 6922376), (124, 5191782), (186, 3461188), (248, 2595891), (372, 1730594), (461, 1396488), (744, 865297), (922, 698244), (1383, 465496), (1844, 349122), (1877, 342984), (2766, 232748), (3688, 174561), (3754, 171492), (5532, 116374), (5631, 114328), (7508, 85746), (11064, 58187), (11262, 57164), (14291, 45048), (15016, 42873), (22524, 28582)]