256768710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2053}}^1$

素因数の和:2453

約数の個数: 64

約数和(自身を含む): 674369280

約数和(自身を除く): 417600570

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 379, 758, 1137, 1895, 2053, 2274, 3790, 4106, 4169, 5685, 6159, 8338, 10265, 11370, 12318, 12507, 20530, 20845, 22583, 25014, 30795, 41690, 45166, 61590, 62535, 67749, 112915, 125070, 135498, 225830, 338745, 677490, 778087, 1556174, 2334261, 3890435, 4668522, 7780870, 8558957, 11671305, 17117914, 23342610, 25676871, 42794785, 51353742, 85589570, 128384355, 256768710]

約数ペア:

[(1, 256768710), (2, 128384355), (3, 85589570), (5, 51353742), (6, 42794785), (10, 25676871), (11, 23342610), (15, 17117914), (22, 11671305), (30, 8558957), (33, 7780870), (55, 4668522), (66, 3890435), (110, 2334261), (165, 1556174), (330, 778087), (379, 677490), (758, 338745), (1137, 225830), (1895, 135498), (2053, 125070), (2274, 112915), (3790, 67749), (4106, 62535), (4169, 61590), (5685, 45166), (6159, 41690), (8338, 30795), (10265, 25014), (11370, 22583), (12318, 20845), (12507, 20530)]