320142576

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3691}}^1$

素因数の和:3854

約数の個数: 80

約数和(自身を含む): 897303680

約数和(自身を除く): 577161104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 139, 156, 208, 278, 312, 417, 556, 624, 834, 1112, 1668, 1807, 2224, 3336, 3614, 3691, 5421, 6672, 7228, 7382, 10842, 11073, 14456, 14764, 21684, 22146, 28912, 29528, 43368, 44292, 47983, 59056, 86736, 88584, 95966, 143949, 177168, 191932, 287898, 383864, 513049, 575796, 767728, 1026098, 1151592, 1539147, 2052196, 2303184, 3078294, 4104392, 6156588, 6669637, 8208784, 12313176, 13339274, 20008911, 24626352, 26678548, 40017822, 53357096, 80035644, 106714192, 160071288, 320142576]

約数ペア:

[(1, 320142576), (2, 160071288), (3, 106714192), (4, 80035644), (6, 53357096), (8, 40017822), (12, 26678548), (13, 24626352), (16, 20008911), (24, 13339274), (26, 12313176), (39, 8208784), (48, 6669637), (52, 6156588), (78, 4104392), (104, 3078294), (139, 2303184), (156, 2052196), (208, 1539147), (278, 1151592), (312, 1026098), (417, 767728), (556, 575796), (624, 513049), (834, 383864), (1112, 287898), (1668, 191932), (1807, 177168), (2224, 143949), (3336, 95966), (3614, 88584), (3691, 86736), (5421, 59056), (6672, 47983), (7228, 44292), (7382, 43368), (10842, 29528), (11073, 28912), (14456, 22146), (14764, 21684)]