678500316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{23767}}^1$

素因数の和:23851

約数の個数: 72

約数和(自身を含む): 1877386784

約数和(自身を除く): 1198886468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1098, 1586, 2196, 2379, 3172, 4758, 7137, 9516, 14274, 23767, 28548, 47534, 71301, 95068, 142602, 213903, 285204, 308971, 427806, 617942, 855612, 926913, 1235884, 1449787, 1853826, 2780739, 2899574, 3707652, 4349361, 5561478, 5799148, 8698722, 11122956, 13048083, 17397444, 18847231, 26096166, 37694462, 52192332, 56541693, 75388924, 113083386, 169625079, 226166772, 339250158, 678500316]

約数ペア:

[(1, 678500316), (2, 339250158), (3, 226166772), (4, 169625079), (6, 113083386), (9, 75388924), (12, 56541693), (13, 52192332), (18, 37694462), (26, 26096166), (36, 18847231), (39, 17397444), (52, 13048083), (61, 11122956), (78, 8698722), (117, 5799148), (122, 5561478), (156, 4349361), (183, 3707652), (234, 2899574), (244, 2780739), (366, 1853826), (468, 1449787), (549, 1235884), (732, 926913), (793, 855612), (1098, 617942), (1586, 427806), (2196, 308971), (2379, 285204), (3172, 213903), (4758, 142602), (7137, 95068), (9516, 71301), (14274, 47534), (23767, 28548)]