56070180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1721}}^1$

素因数の和:1917

約数の個数: 72

約数和(自身を含む): 171118584

約数和(自身を除く): 115048404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1721, 1810, 2172, 2715, 3258, 3442, 3620, 5163, 5430, 6516, 6884, 8145, 8605, 10326, 10860, 15489, 16290, 17210, 20652, 25815, 30978, 32580, 34420, 51630, 61956, 77445, 103260, 154890, 309780, 311501, 623002, 934503, 1246004, 1557505, 1869006, 2803509, 3115010, 3738012, 4672515, 5607018, 6230020, 9345030, 11214036, 14017545, 18690060, 28035090, 56070180]

約数ペア:

[(1, 56070180), (2, 28035090), (3, 18690060), (4, 14017545), (5, 11214036), (6, 9345030), (9, 6230020), (10, 5607018), (12, 4672515), (15, 3738012), (18, 3115010), (20, 2803509), (30, 1869006), (36, 1557505), (45, 1246004), (60, 934503), (90, 623002), (180, 311501), (181, 309780), (362, 154890), (543, 103260), (724, 77445), (905, 61956), (1086, 51630), (1629, 34420), (1721, 32580), (1810, 30978), (2172, 25815), (2715, 20652), (3258, 17210), (3442, 16290), (3620, 15489), (5163, 10860), (5430, 10326), (6516, 8605), (6884, 8145)]