205339960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9283}}^1$

素因数の和:9380

約数の個数: 64

約数和(自身を含む): 534758400

約数和(自身を除く): 329418440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 9283, 11060, 18566, 22120, 37132, 46415, 64981, 74264, 92830, 129962, 185660, 259924, 324905, 371320, 519848, 649810, 733357, 1299620, 1466714, 2599240, 2933428, 3666785, 5133499, 5866856, 7333570, 10266998, 14667140, 20533996, 25667495, 29334280, 41067992, 51334990, 102669980, 205339960]

約数ペア:

[(1, 205339960), (2, 102669980), (4, 51334990), (5, 41067992), (7, 29334280), (8, 25667495), (10, 20533996), (14, 14667140), (20, 10266998), (28, 7333570), (35, 5866856), (40, 5133499), (56, 3666785), (70, 2933428), (79, 2599240), (140, 1466714), (158, 1299620), (280, 733357), (316, 649810), (395, 519848), (553, 371320), (632, 324905), (790, 259924), (1106, 185660), (1580, 129962), (2212, 92830), (2765, 74264), (3160, 64981), (4424, 46415), (5530, 37132), (9283, 22120), (11060, 18566)]