225220788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1789}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 615724200

約数和(自身を除く): 390503412

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 269, 468, 538, 807, 1076, 1614, 1789, 2421, 3228, 3497, 3578, 4842, 5367, 6994, 7156, 9684, 10491, 10734, 13988, 16101, 20982, 21468, 23257, 31473, 32202, 41964, 46514, 62946, 64404, 69771, 93028, 125892, 139542, 209313, 279084, 418626, 481241, 837252, 962482, 1443723, 1924964, 2887446, 4331169, 5774892, 6256133, 8662338, 12512266, 17324676, 18768399, 25024532, 37536798, 56305197, 75073596, 112610394, 225220788]

約数ペア:

[(1, 225220788), (2, 112610394), (3, 75073596), (4, 56305197), (6, 37536798), (9, 25024532), (12, 18768399), (13, 17324676), (18, 12512266), (26, 8662338), (36, 6256133), (39, 5774892), (52, 4331169), (78, 2887446), (117, 1924964), (156, 1443723), (234, 962482), (269, 837252), (468, 481241), (538, 418626), (807, 279084), (1076, 209313), (1614, 139542), (1789, 125892), (2421, 93028), (3228, 69771), (3497, 64404), (3578, 62946), (4842, 46514), (5367, 41964), (6994, 32202), (7156, 31473), (9684, 23257), (10491, 21468), (10734, 20982), (13988, 16101)]