155257340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{1949}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 373464000

約数和(自身を除く): 218206660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1138, 1949, 2276, 2845, 3898, 3983, 5690, 7796, 7966, 9745, 11380, 13643, 15932, 19490, 19915, 27286, 38980, 39830, 54572, 68215, 79660, 136430, 272860, 1108981, 2217962, 4435924, 5544905, 7762867, 11089810, 15525734, 22179620, 31051468, 38814335, 77628670, 155257340]

約数ペア:

[(1, 155257340), (2, 77628670), (4, 38814335), (5, 31051468), (7, 22179620), (10, 15525734), (14, 11089810), (20, 7762867), (28, 5544905), (35, 4435924), (70, 2217962), (140, 1108981), (569, 272860), (1138, 136430), (1949, 79660), (2276, 68215), (2845, 54572), (3898, 39830), (3983, 38980), (5690, 27286), (7796, 19915), (7966, 19490), (9745, 15932), (11380, 13643)]