171684640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 424025280

約数和(自身を除く): 252340640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 163, 227, 232, 290, 326, 454, 464, 580, 652, 815, 908, 928, 1135, 1160, 1304, 1630, 1816, 2270, 2320, 2608, 3260, 3632, 4540, 4640, 4727, 5216, 6520, 6583, 7264, 9080, 9454, 13040, 13166, 18160, 18908, 23635, 26080, 26332, 32915, 36320, 37001, 37816, 47270, 52664, 65830, 74002, 75632, 94540, 105328, 131660, 148004, 151264, 185005, 189080, 210656, 263320, 296008, 370010, 378160, 526640, 592016, 740020, 756320, 1053280, 1073029, 1184032, 1480040, 2146058, 2960080, 4292116, 5365145, 5920160, 8584232, 10730290, 17168464, 21460580, 34336928, 42921160, 85842320, 171684640]

約数ペア:

[(1, 171684640), (2, 85842320), (4, 42921160), (5, 34336928), (8, 21460580), (10, 17168464), (16, 10730290), (20, 8584232), (29, 5920160), (32, 5365145), (40, 4292116), (58, 2960080), (80, 2146058), (116, 1480040), (145, 1184032), (160, 1073029), (163, 1053280), (227, 756320), (232, 740020), (290, 592016), (326, 526640), (454, 378160), (464, 370010), (580, 296008), (652, 263320), (815, 210656), (908, 189080), (928, 185005), (1135, 151264), (1160, 148004), (1304, 131660), (1630, 105328), (1816, 94540), (2270, 75632), (2320, 74002), (2608, 65830), (3260, 52664), (3632, 47270), (4540, 37816), (4640, 37001), (4727, 36320), (5216, 32915), (6520, 26332), (6583, 26080), (7264, 23635), (9080, 18908), (9454, 18160), (13040, 13166)]