163940980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{11369}}^1$

素因数の和:11488

約数の個数: 48

約数和(自身を含む): 397313280

約数和(自身を除く): 233372300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 11369, 14420, 22738, 45476, 56845, 79583, 113690, 159166, 227380, 318332, 397915, 795830, 1171007, 1591660, 2342014, 4684028, 5855035, 8197049, 11710070, 16394098, 23420140, 32788196, 40985245, 81970490, 163940980]

約数ペア:

[(1, 163940980), (2, 81970490), (4, 40985245), (5, 32788196), (7, 23420140), (10, 16394098), (14, 11710070), (20, 8197049), (28, 5855035), (35, 4684028), (70, 2342014), (103, 1591660), (140, 1171007), (206, 795830), (412, 397915), (515, 318332), (721, 227380), (1030, 159166), (1442, 113690), (2060, 79583), (2884, 56845), (3605, 45476), (7210, 22738), (11369, 14420)]