31601580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 91929600

約数和(自身を除く): 60328020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 79, 113, 118, 158, 177, 226, 236, 237, 295, 316, 339, 354, 395, 452, 474, 565, 590, 678, 708, 790, 885, 948, 1130, 1180, 1185, 1356, 1580, 1695, 1770, 2260, 2370, 3390, 3540, 4661, 4740, 6667, 6780, 8927, 9322, 13334, 13983, 17854, 18644, 20001, 23305, 26668, 26781, 27966, 33335, 35708, 40002, 44635, 46610, 53562, 55932, 66670, 69915, 80004, 89270, 93220, 100005, 107124, 133340, 133905, 139830, 178540, 200010, 267810, 279660, 400020, 526693, 535620, 1053386, 1580079, 2106772, 2633465, 3160158, 5266930, 6320316, 7900395, 10533860, 15800790, 31601580]

約数ペア:

[(1, 31601580), (2, 15800790), (3, 10533860), (4, 7900395), (5, 6320316), (6, 5266930), (10, 3160158), (12, 2633465), (15, 2106772), (20, 1580079), (30, 1053386), (59, 535620), (60, 526693), (79, 400020), (113, 279660), (118, 267810), (158, 200010), (177, 178540), (226, 139830), (236, 133905), (237, 133340), (295, 107124), (316, 100005), (339, 93220), (354, 89270), (395, 80004), (452, 69915), (474, 66670), (565, 55932), (590, 53562), (678, 46610), (708, 44635), (790, 40002), (885, 35708), (948, 33335), (1130, 27966), (1180, 26781), (1185, 26668), (1356, 23305), (1580, 20001), (1695, 18644), (1770, 17854), (2260, 13983), (2370, 13334), (3390, 9322), (3540, 8927), (4661, 6780), (4740, 6667)]