315080990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{983}}^1$

素因数の和:1257

約数の個数: 64

約数和(自身を含む): 685808640

約数和(自身を除く): 370727650

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 241, 266, 482, 665, 983, 1205, 1330, 1687, 1966, 2410, 3374, 4579, 4915, 6881, 8435, 9158, 9830, 13762, 16870, 18677, 22895, 32053, 34405, 37354, 45790, 64106, 68810, 93385, 130739, 160265, 186770, 236903, 261478, 320530, 473806, 653695, 1184515, 1307390, 1658321, 2369030, 3316642, 4501157, 8291605, 9002314, 16583210, 22505785, 31508099, 45011570, 63016198, 157540495, 315080990]

約数ペア:

[(1, 315080990), (2, 157540495), (5, 63016198), (7, 45011570), (10, 31508099), (14, 22505785), (19, 16583210), (35, 9002314), (38, 8291605), (70, 4501157), (95, 3316642), (133, 2369030), (190, 1658321), (241, 1307390), (266, 1184515), (482, 653695), (665, 473806), (983, 320530), (1205, 261478), (1330, 236903), (1687, 186770), (1966, 160265), (2410, 130739), (3374, 93385), (4579, 68810), (4915, 64106), (6881, 45790), (8435, 37354), (9158, 34405), (9830, 32053), (13762, 22895), (16870, 18677)]