31543260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10729}}^1$

素因数の和:10755

約数の個数: 72

約数和(自身を含む): 102750480

約数和(自身を除く): 71207220

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, 10729, 21458, 32187, 42916, 53645, 64374, 75103, 107290, 128748, 150206, 160935, 214580, 225309, 300412, 321870, 375515, 450618, 525721, 643740, 751030, 901236, 1051442, 1126545, 1502060, 1577163, 2102884, 2253090, 2628605, 3154326, 4506180, 5257210, 6308652, 7885815, 10514420, 15771630, 31543260]

約数ペア:

[(1, 31543260), (2, 15771630), (3, 10514420), (4, 7885815), (5, 6308652), (6, 5257210), (7, 4506180), (10, 3154326), (12, 2628605), (14, 2253090), (15, 2102884), (20, 1577163), (21, 1502060), (28, 1126545), (30, 1051442), (35, 901236), (42, 751030), (49, 643740), (60, 525721), (70, 450618), (84, 375515), (98, 321870), (105, 300412), (140, 225309), (147, 214580), (196, 160935), (210, 150206), (245, 128748), (294, 107290), (420, 75103), (490, 64374), (588, 53645), (735, 42916), (980, 32187), (1470, 21458), (2940, 10729)]