84982520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{827}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 219386880

約数和(自身を除く): 134404360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 367, 734, 827, 1468, 1654, 1835, 2569, 2936, 3308, 3670, 4135, 5138, 5789, 6616, 7340, 8270, 10276, 11578, 12845, 14680, 16540, 20552, 23156, 25690, 28945, 33080, 46312, 51380, 57890, 102760, 115780, 231560, 303509, 607018, 1214036, 1517545, 2124563, 2428072, 3035090, 4249126, 6070180, 8498252, 10622815, 12140360, 16996504, 21245630, 42491260, 84982520]

約数ペア:

[(1, 84982520), (2, 42491260), (4, 21245630), (5, 16996504), (7, 12140360), (8, 10622815), (10, 8498252), (14, 6070180), (20, 4249126), (28, 3035090), (35, 2428072), (40, 2124563), (56, 1517545), (70, 1214036), (140, 607018), (280, 303509), (367, 231560), (734, 115780), (827, 102760), (1468, 57890), (1654, 51380), (1835, 46312), (2569, 33080), (2936, 28945), (3308, 25690), (3670, 23156), (4135, 20552), (5138, 16540), (5789, 14680), (6616, 12845), (7340, 11578), (8270, 10276)]