210818312

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 419904000

約数和(自身を除く): 209085688

約数列:

[1, 2, 4, 8, 47, 53, 71, 94, 106, 142, 149, 188, 212, 284, 298, 376, 424, 568, 596, 1192, 2491, 3337, 3763, 4982, 6674, 7003, 7526, 7897, 9964, 10579, 13348, 14006, 15052, 15794, 19928, 21158, 26696, 28012, 30104, 31588, 42316, 56024, 63176, 84632, 176861, 353722, 371159, 497213, 560687, 707444, 742318, 994426, 1121374, 1414888, 1484636, 1988852, 2242748, 2969272, 3977704, 4485496, 26352289, 52704578, 105409156, 210818312]

約数ペア:

[(1, 210818312), (2, 105409156), (4, 52704578), (8, 26352289), (47, 4485496), (53, 3977704), (71, 2969272), (94, 2242748), (106, 1988852), (142, 1484636), (149, 1414888), (188, 1121374), (212, 994426), (284, 742318), (298, 707444), (376, 560687), (424, 497213), (568, 371159), (596, 353722), (1192, 176861), (2491, 84632), (3337, 63176), (3763, 56024), (4982, 42316), (6674, 31588), (7003, 30104), (7526, 28012), (7897, 26696), (9964, 21158), (10579, 19928), (13348, 15794), (14006, 15052)]