31730940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{6529}}^1$

素因数の和:6553

約数の個数: 72

約数和(自身を含む): 99830640

約数和(自身を除く): 68099700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 6529, 13058, 19587, 26116, 32645, 39174, 58761, 65290, 78348, 97935, 117522, 130580, 176283, 195870, 235044, 293805, 352566, 391740, 528849, 587610, 705132, 881415, 1057698, 1175220, 1586547, 1762830, 2115396, 2644245, 3173094, 3525660, 5288490, 6346188, 7932735, 10576980, 15865470, 31730940]

約数ペア:

[(1, 31730940), (2, 15865470), (3, 10576980), (4, 7932735), (5, 6346188), (6, 5288490), (9, 3525660), (10, 3173094), (12, 2644245), (15, 2115396), (18, 1762830), (20, 1586547), (27, 1175220), (30, 1057698), (36, 881415), (45, 705132), (54, 587610), (60, 528849), (81, 391740), (90, 352566), (108, 293805), (135, 235044), (162, 195870), (180, 176283), (243, 130580), (270, 117522), (324, 97935), (405, 78348), (486, 65290), (540, 58761), (810, 39174), (972, 32645), (1215, 26116), (1620, 19587), (2430, 13058), (4860, 6529)]