71436680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2477}}^1$

素因数の和:2598

約数の個数: 64

約数和(自身を含む): 185552640

約数和(自身を除く): 114115960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2477, 2884, 3605, 4120, 4954, 5768, 7210, 9908, 12385, 14420, 17339, 19816, 24770, 28840, 34678, 49540, 69356, 86695, 99080, 138712, 173390, 255131, 346780, 510262, 693560, 1020524, 1275655, 1785917, 2041048, 2551310, 3571834, 5102620, 7143668, 8929585, 10205240, 14287336, 17859170, 35718340, 71436680]

約数ペア:

[(1, 71436680), (2, 35718340), (4, 17859170), (5, 14287336), (7, 10205240), (8, 8929585), (10, 7143668), (14, 5102620), (20, 3571834), (28, 2551310), (35, 2041048), (40, 1785917), (56, 1275655), (70, 1020524), (103, 693560), (140, 510262), (206, 346780), (280, 255131), (412, 173390), (515, 138712), (721, 99080), (824, 86695), (1030, 69356), (1442, 49540), (2060, 34678), (2477, 28840), (2884, 24770), (3605, 19816), (4120, 17339), (4954, 14420), (5768, 12385), (7210, 9908)]