31143280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2927}}^1$

素因数の和:2966

約数の個数: 80

約数和(自身を含む): 87137280

約数和(自身を除く): 55994000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 2927, 5320, 5854, 10640, 11708, 14635, 20489, 23416, 29270, 40978, 46832, 55613, 58540, 81956, 102445, 111226, 117080, 163912, 204890, 222452, 234160, 278065, 327824, 389291, 409780, 444904, 556130, 778582, 819560, 889808, 1112260, 1557164, 1639120, 1946455, 2224520, 3114328, 3892910, 4449040, 6228656, 7785820, 15571640, 31143280]

約数ペア:

[(1, 31143280), (2, 15571640), (4, 7785820), (5, 6228656), (7, 4449040), (8, 3892910), (10, 3114328), (14, 2224520), (16, 1946455), (19, 1639120), (20, 1557164), (28, 1112260), (35, 889808), (38, 819560), (40, 778582), (56, 556130), (70, 444904), (76, 409780), (80, 389291), (95, 327824), (112, 278065), (133, 234160), (140, 222452), (152, 204890), (190, 163912), (266, 117080), (280, 111226), (304, 102445), (380, 81956), (532, 58540), (560, 55613), (665, 46832), (760, 40978), (1064, 29270), (1330, 23416), (1520, 20489), (2128, 14635), (2660, 11708), (2927, 10640), (5320, 5854)]