51357720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3079}}^1$

素因数の和:3232

約数の個数: 64

約数和(自身を含む): 155232000

約数和(自身を除く): 103874280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3079, 3336, 4170, 5560, 6158, 8340, 9237, 12316, 15395, 16680, 18474, 24632, 30790, 36948, 46185, 61580, 73896, 92370, 123160, 184740, 369480, 427981, 855962, 1283943, 1711924, 2139905, 2567886, 3423848, 4279810, 5135772, 6419715, 8559620, 10271544, 12839430, 17119240, 25678860, 51357720]

約数ペア:

[(1, 51357720), (2, 25678860), (3, 17119240), (4, 12839430), (5, 10271544), (6, 8559620), (8, 6419715), (10, 5135772), (12, 4279810), (15, 3423848), (20, 2567886), (24, 2139905), (30, 1711924), (40, 1283943), (60, 855962), (120, 427981), (139, 369480), (278, 184740), (417, 123160), (556, 92370), (695, 73896), (834, 61580), (1112, 46185), (1390, 36948), (1668, 30790), (2085, 24632), (2780, 18474), (3079, 16680), (3336, 15395), (4170, 12316), (5560, 9237), (6158, 8340)]