520416

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:168

約数の個数: 72

約数和(自身を含む): 1605240

約数和(自身を除く): 1084824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 139, 144, 156, 208, 234, 278, 288, 312, 416, 417, 468, 556, 624, 834, 936, 1112, 1248, 1251, 1668, 1807, 1872, 2224, 2502, 3336, 3614, 3744, 4448, 5004, 5421, 6672, 7228, 10008, 10842, 13344, 14456, 16263, 20016, 21684, 28912, 32526, 40032, 43368, 57824, 65052, 86736, 130104, 173472, 260208, 520416]

約数ペア:

[(1, 520416), (2, 260208), (3, 173472), (4, 130104), (6, 86736), (8, 65052), (9, 57824), (12, 43368), (13, 40032), (16, 32526), (18, 28912), (24, 21684), (26, 20016), (32, 16263), (36, 14456), (39, 13344), (48, 10842), (52, 10008), (72, 7228), (78, 6672), (96, 5421), (104, 5004), (117, 4448), (139, 3744), (144, 3614), (156, 3336), (208, 2502), (234, 2224), (278, 1872), (288, 1807), (312, 1668), (416, 1251), (417, 1248), (468, 1112), (556, 936), (624, 834)]