279859680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1783}}^1$

素因数の和:1913

約数の個数: 144

約数和(自身を含む): 964323360

約数和(自身を除く): 684463680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 109, 120, 144, 160, 180, 218, 240, 288, 327, 360, 436, 480, 545, 654, 720, 872, 981, 1090, 1308, 1440, 1635, 1744, 1783, 1962, 2180, 2616, 3270, 3488, 3566, 3924, 4360, 4905, 5232, 5349, 6540, 7132, 7848, 8720, 8915, 9810, 10464, 10698, 13080, 14264, 15696, 16047, 17440, 17830, 19620, 21396, 26160, 26745, 28528, 31392, 32094, 35660, 39240, 42792, 52320, 53490, 57056, 64188, 71320, 78480, 80235, 85584, 106980, 128376, 142640, 156960, 160470, 171168, 194347, 213960, 256752, 285280, 320940, 388694, 427920, 513504, 583041, 641880, 777388, 855840, 971735, 1166082, 1283760, 1554776, 1749123, 1943470, 2332164, 2567520, 2915205, 3109552, 3498246, 3886940, 4664328, 5830410, 6219104, 6996492, 7773880, 8745615, 9328656, 11660820, 13992984, 15547760, 17491230, 18657312, 23321640, 27985968, 31095520, 34982460, 46643280, 55971936, 69964920, 93286560, 139929840, 279859680]

約数ペア:

[(1, 279859680), (2, 139929840), (3, 93286560), (4, 69964920), (5, 55971936), (6, 46643280), (8, 34982460), (9, 31095520), (10, 27985968), (12, 23321640), (15, 18657312), (16, 17491230), (18, 15547760), (20, 13992984), (24, 11660820), (30, 9328656), (32, 8745615), (36, 7773880), (40, 6996492), (45, 6219104), (48, 5830410), (60, 4664328), (72, 3886940), (80, 3498246), (90, 3109552), (96, 2915205), (109, 2567520), (120, 2332164), (144, 1943470), (160, 1749123), (180, 1554776), (218, 1283760), (240, 1166082), (288, 971735), (327, 855840), (360, 777388), (436, 641880), (480, 583041), (545, 513504), (654, 427920), (720, 388694), (872, 320940), (981, 285280), (1090, 256752), (1308, 213960), (1440, 194347), (1635, 171168), (1744, 160470), (1783, 156960), (1962, 142640), (2180, 128376), (2616, 106980), (3270, 85584), (3488, 80235), (3566, 78480), (3924, 71320), (4360, 64188), (4905, 57056), (5232, 53490), (5349, 52320), (6540, 42792), (7132, 39240), (7848, 35660), (8720, 32094), (8915, 31392), (9810, 28528), (10464, 26745), (10698, 26160), (13080, 21396), (14264, 19620), (15696, 17830), (16047, 17440)]