140521360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{719}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 374976000

約数和(自身を除く): 234454640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 349, 560, 698, 719, 1396, 1438, 1745, 2443, 2792, 2876, 3490, 3595, 4886, 5033, 5584, 5752, 6980, 7190, 9772, 10066, 11504, 12215, 13960, 14380, 19544, 20132, 24430, 25165, 27920, 28760, 39088, 40264, 48860, 50330, 57520, 80528, 97720, 100660, 195440, 201320, 250931, 402640, 501862, 1003724, 1254655, 1756517, 2007448, 2509310, 3513034, 4014896, 5018620, 7026068, 8782585, 10037240, 14052136, 17565170, 20074480, 28104272, 35130340, 70260680, 140521360]

約数ペア:

[(1, 140521360), (2, 70260680), (4, 35130340), (5, 28104272), (7, 20074480), (8, 17565170), (10, 14052136), (14, 10037240), (16, 8782585), (20, 7026068), (28, 5018620), (35, 4014896), (40, 3513034), (56, 2509310), (70, 2007448), (80, 1756517), (112, 1254655), (140, 1003724), (280, 501862), (349, 402640), (560, 250931), (698, 201320), (719, 195440), (1396, 100660), (1438, 97720), (1745, 80528), (2443, 57520), (2792, 50330), (2876, 48860), (3490, 40264), (3595, 39088), (4886, 28760), (5033, 27920), (5584, 25165), (5752, 24430), (6980, 20132), (7190, 19544), (9772, 14380), (10066, 13960), (11504, 12215)]