180921270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{857}}^1$

素因数の和:1125

約数の個数: 64

約数和(自身を含む): 450717696

約数和(自身を除く): 269796426

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 227, 310, 454, 465, 681, 857, 930, 1135, 1362, 1714, 2270, 2571, 3405, 4285, 5142, 6810, 7037, 8570, 12855, 14074, 21111, 25710, 26567, 35185, 42222, 53134, 70370, 79701, 105555, 132835, 159402, 194539, 211110, 265670, 389078, 398505, 583617, 797010, 972695, 1167234, 1945390, 2918085, 5836170, 6030709, 12061418, 18092127, 30153545, 36184254, 60307090, 90460635, 180921270]

約数ペア:

[(1, 180921270), (2, 90460635), (3, 60307090), (5, 36184254), (6, 30153545), (10, 18092127), (15, 12061418), (30, 6030709), (31, 5836170), (62, 2918085), (93, 1945390), (155, 1167234), (186, 972695), (227, 797010), (310, 583617), (454, 398505), (465, 389078), (681, 265670), (857, 211110), (930, 194539), (1135, 159402), (1362, 132835), (1714, 105555), (2270, 79701), (2571, 70370), (3405, 53134), (4285, 42222), (5142, 35185), (6810, 26567), (7037, 25710), (8570, 21111), (12855, 14074)]