556415580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{189257}}^1$

素因数の和:189283

約数の個数: 72

約数和(自身を含む): 1812334608

約数和(自身を除く): 1255919028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 189257, 378514, 567771, 757028, 946285, 1135542, 1324799, 1892570, 2271084, 2649598, 2838855, 3785140, 3974397, 5299196, 5677710, 6623995, 7948794, 9273593, 11355420, 13247990, 15897588, 18547186, 19871985, 26495980, 27820779, 37094372, 39743970, 46367965, 55641558, 79487940, 92735930, 111283116, 139103895, 185471860, 278207790, 556415580]

約数ペア:

[(1, 556415580), (2, 278207790), (3, 185471860), (4, 139103895), (5, 111283116), (6, 92735930), (7, 79487940), (10, 55641558), (12, 46367965), (14, 39743970), (15, 37094372), (20, 27820779), (21, 26495980), (28, 19871985), (30, 18547186), (35, 15897588), (42, 13247990), (49, 11355420), (60, 9273593), (70, 7948794), (84, 6623995), (98, 5677710), (105, 5299196), (140, 3974397), (147, 3785140), (196, 2838855), (210, 2649598), (245, 2271084), (294, 1892570), (420, 1324799), (490, 1135542), (588, 946285), (735, 757028), (980, 567771), (1470, 378514), (2940, 189257)]