57156540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19441}}^1$

素因数の和:19467

約数の個数: 72

約数和(自身を含む): 186176592

約数和(自身を除く): 129020052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 19441, 38882, 58323, 77764, 97205, 116646, 136087, 194410, 233292, 272174, 291615, 388820, 408261, 544348, 583230, 680435, 816522, 952609, 1166460, 1360870, 1633044, 1905218, 2041305, 2721740, 2857827, 3810436, 4082610, 4763045, 5715654, 8165220, 9526090, 11431308, 14289135, 19052180, 28578270, 57156540]

約数ペア:

[(1, 57156540), (2, 28578270), (3, 19052180), (4, 14289135), (5, 11431308), (6, 9526090), (7, 8165220), (10, 5715654), (12, 4763045), (14, 4082610), (15, 3810436), (20, 2857827), (21, 2721740), (28, 2041305), (30, 1905218), (35, 1633044), (42, 1360870), (49, 1166460), (60, 952609), (70, 816522), (84, 680435), (98, 583230), (105, 544348), (140, 408261), (147, 388820), (196, 291615), (210, 272174), (245, 233292), (294, 194410), (420, 136087), (490, 116646), (588, 97205), (735, 77764), (980, 58323), (1470, 38882), (2940, 19441)]