40207284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1697

約数の個数: 72

約数和(自身を含む): 111587112

約数和(自身を除く): 71379828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1621, 1908, 2067, 2756, 3242, 4134, 4863, 6201, 6484, 8268, 9726, 12402, 14589, 19452, 21073, 24804, 29178, 42146, 58356, 63219, 84292, 85913, 126438, 171826, 189657, 252876, 257739, 343652, 379314, 515478, 758628, 773217, 1030956, 1116869, 1546434, 2233738, 3092868, 3350607, 4467476, 6701214, 10051821, 13402428, 20103642, 40207284]

約数ペア:

[(1, 40207284), (2, 20103642), (3, 13402428), (4, 10051821), (6, 6701214), (9, 4467476), (12, 3350607), (13, 3092868), (18, 2233738), (26, 1546434), (36, 1116869), (39, 1030956), (52, 773217), (53, 758628), (78, 515478), (106, 379314), (117, 343652), (156, 257739), (159, 252876), (212, 189657), (234, 171826), (318, 126438), (468, 85913), (477, 84292), (636, 63219), (689, 58356), (954, 42146), (1378, 29178), (1621, 24804), (1908, 21073), (2067, 19452), (2756, 14589), (3242, 12402), (4134, 9726), (4863, 8268), (6201, 6484)]