78263580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^2$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 232869168

約数和(自身を除く): 154605588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 277, 340, 510, 554, 831, 1020, 1108, 1385, 1662, 2770, 3324, 4155, 4709, 5540, 8310, 9418, 14127, 16620, 18836, 23545, 28254, 47090, 56508, 70635, 76729, 94180, 141270, 153458, 230187, 282540, 306916, 383645, 460374, 767290, 920748, 1150935, 1304393, 1534580, 2301870, 2608786, 3913179, 4603740, 5217572, 6521965, 7826358, 13043930, 15652716, 19565895, 26087860, 39131790, 78263580]

約数ペア:

[(1, 78263580), (2, 39131790), (3, 26087860), (4, 19565895), (5, 15652716), (6, 13043930), (10, 7826358), (12, 6521965), (15, 5217572), (17, 4603740), (20, 3913179), (30, 2608786), (34, 2301870), (51, 1534580), (60, 1304393), (68, 1150935), (85, 920748), (102, 767290), (170, 460374), (204, 383645), (255, 306916), (277, 282540), (340, 230187), (510, 153458), (554, 141270), (831, 94180), (1020, 76729), (1108, 70635), (1385, 56508), (1662, 47090), (2770, 28254), (3324, 23545), (4155, 18836), (4709, 16620), (5540, 14127), (8310, 9418)]