280084560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{569}}^1$

素因数の和:885

約数の個数: 160

約数和(自身を含む): 997436160

約数和(自身を除く): 717351600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 293, 336, 420, 560, 569, 586, 840, 879, 1138, 1172, 1465, 1680, 1707, 1758, 2051, 2276, 2344, 2845, 2930, 3414, 3516, 3983, 4102, 4395, 4552, 4688, 5690, 5860, 6153, 6828, 7032, 7966, 8204, 8535, 8790, 9104, 10255, 11380, 11720, 11949, 12306, 13656, 14064, 15932, 16408, 17070, 17580, 19915, 20510, 22760, 23440, 23898, 24612, 27312, 30765, 31864, 32816, 34140, 35160, 39830, 41020, 45520, 47796, 49224, 59745, 61530, 63728, 68280, 70320, 79660, 82040, 95592, 98448, 119490, 123060, 136560, 159320, 164080, 166717, 191184, 238980, 246120, 318640, 333434, 477960, 492240, 500151, 666868, 833585, 955920, 1000302, 1167019, 1333736, 1667170, 2000604, 2334038, 2500755, 2667472, 3334340, 3501057, 4001208, 4668076, 5001510, 5835095, 6668680, 7002114, 8002416, 9336152, 10003020, 11670190, 13337360, 14004228, 17505285, 18672304, 20006040, 23340380, 28008456, 35010570, 40012080, 46680760, 56016912, 70021140, 93361520, 140042280, 280084560]

約数ペア:

[(1, 280084560), (2, 140042280), (3, 93361520), (4, 70021140), (5, 56016912), (6, 46680760), (7, 40012080), (8, 35010570), (10, 28008456), (12, 23340380), (14, 20006040), (15, 18672304), (16, 17505285), (20, 14004228), (21, 13337360), (24, 11670190), (28, 10003020), (30, 9336152), (35, 8002416), (40, 7002114), (42, 6668680), (48, 5835095), (56, 5001510), (60, 4668076), (70, 4001208), (80, 3501057), (84, 3334340), (105, 2667472), (112, 2500755), (120, 2334038), (140, 2000604), (168, 1667170), (210, 1333736), (240, 1167019), (280, 1000302), (293, 955920), (336, 833585), (420, 666868), (560, 500151), (569, 492240), (586, 477960), (840, 333434), (879, 318640), (1138, 246120), (1172, 238980), (1465, 191184), (1680, 166717), (1707, 164080), (1758, 159320), (2051, 136560), (2276, 123060), (2344, 119490), (2845, 98448), (2930, 95592), (3414, 82040), (3516, 79660), (3983, 70320), (4102, 68280), (4395, 63728), (4552, 61530), (4688, 59745), (5690, 49224), (5860, 47796), (6153, 45520), (6828, 41020), (7032, 39830), (7966, 35160), (8204, 34140), (8535, 32816), (8790, 31864), (9104, 30765), (10255, 27312), (11380, 24612), (11720, 23898), (11949, 23440), (12306, 22760), (13656, 20510), (14064, 19915), (15932, 17580), (16408, 17070)]