1268022780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{47279}}^1$

素因数の和:47443

約数の個数: 72

約数和(自身を含む): 3872232000

約数和(自身を除く): 2604209220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8940, 13410, 26820, 47279, 94558, 141837, 189116, 236395, 283674, 425511, 472790, 567348, 709185, 851022, 945580, 1418370, 1702044, 2127555, 2836740, 4255110, 7044571, 8510220, 14089142, 21133713, 28178284, 35222855, 42267426, 63401139, 70445710, 84534852, 105668565, 126802278, 140891420, 211337130, 253604556, 317005695, 422674260, 634011390, 1268022780]

約数ペア:

[(1, 1268022780), (2, 634011390), (3, 422674260), (4, 317005695), (5, 253604556), (6, 211337130), (9, 140891420), (10, 126802278), (12, 105668565), (15, 84534852), (18, 70445710), (20, 63401139), (30, 42267426), (36, 35222855), (45, 28178284), (60, 21133713), (90, 14089142), (149, 8510220), (180, 7044571), (298, 4255110), (447, 2836740), (596, 2127555), (745, 1702044), (894, 1418370), (1341, 945580), (1490, 851022), (1788, 709185), (2235, 567348), (2682, 472790), (2980, 425511), (4470, 283674), (5364, 236395), (6705, 189116), (8940, 141837), (13410, 94558), (26820, 47279)]