28264470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 76924512

約数和(自身を除く): 48660042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 137, 138, 195, 230, 274, 299, 345, 390, 411, 529, 598, 685, 690, 822, 897, 1058, 1370, 1495, 1587, 1781, 1794, 2055, 2645, 2990, 3151, 3174, 3562, 4110, 4485, 5290, 5343, 6302, 6877, 7935, 8905, 8970, 9453, 10686, 13754, 15755, 15870, 17810, 18906, 20631, 26715, 31510, 34385, 40963, 41262, 47265, 53430, 68770, 72473, 81926, 94530, 103155, 122889, 144946, 204815, 206310, 217419, 245778, 362365, 409630, 434838, 614445, 724730, 942149, 1087095, 1228890, 1884298, 2174190, 2826447, 4710745, 5652894, 9421490, 14132235, 28264470]

約数ペア:

[(1, 28264470), (2, 14132235), (3, 9421490), (5, 5652894), (6, 4710745), (10, 2826447), (13, 2174190), (15, 1884298), (23, 1228890), (26, 1087095), (30, 942149), (39, 724730), (46, 614445), (65, 434838), (69, 409630), (78, 362365), (115, 245778), (130, 217419), (137, 206310), (138, 204815), (195, 144946), (230, 122889), (274, 103155), (299, 94530), (345, 81926), (390, 72473), (411, 68770), (529, 53430), (598, 47265), (685, 41262), (690, 40963), (822, 34385), (897, 31510), (1058, 26715), (1370, 20631), (1495, 18906), (1587, 17810), (1781, 15870), (1794, 15755), (2055, 13754), (2645, 10686), (2990, 9453), (3151, 8970), (3174, 8905), (3562, 7935), (4110, 6877), (4485, 6302), (5290, 5343)]