278360490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{709}}^1$

素因数の和:1311

約数の個数: 64

約数和(自身を含む): 699321600

約数和(自身を除く): 420961110

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 569, 690, 709, 1138, 1418, 1707, 2127, 2845, 3414, 3545, 4254, 5690, 7090, 8535, 10635, 13087, 16307, 17070, 21270, 26174, 32614, 39261, 48921, 65435, 78522, 81535, 97842, 130870, 163070, 196305, 244605, 392610, 403421, 489210, 806842, 1210263, 2017105, 2420526, 4034210, 6051315, 9278683, 12102630, 18557366, 27836049, 46393415, 55672098, 92786830, 139180245, 278360490]

約数ペア:

[(1, 278360490), (2, 139180245), (3, 92786830), (5, 55672098), (6, 46393415), (10, 27836049), (15, 18557366), (23, 12102630), (30, 9278683), (46, 6051315), (69, 4034210), (115, 2420526), (138, 2017105), (230, 1210263), (345, 806842), (569, 489210), (690, 403421), (709, 392610), (1138, 244605), (1418, 196305), (1707, 163070), (2127, 130870), (2845, 97842), (3414, 81535), (3545, 78522), (4254, 65435), (5690, 48921), (7090, 39261), (8535, 32614), (10635, 26174), (13087, 21270), (16307, 17070)]