290385928

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3559}}^1$

素因数の和:3650

約数の個数: 64

約数和(自身を含む): 656179200

約数和(自身を除く): 365793272

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 47, 56, 62, 94, 124, 188, 217, 248, 329, 376, 434, 658, 868, 1316, 1457, 1736, 2632, 2914, 3559, 5828, 7118, 10199, 11656, 14236, 20398, 24913, 28472, 40796, 49826, 81592, 99652, 110329, 167273, 199304, 220658, 334546, 441316, 669092, 772303, 882632, 1170911, 1338184, 1544606, 2341822, 3089212, 4683644, 5185463, 6178424, 9367288, 10370926, 20741852, 36298241, 41483704, 72596482, 145192964, 290385928]

約数ペア:

[(1, 290385928), (2, 145192964), (4, 72596482), (7, 41483704), (8, 36298241), (14, 20741852), (28, 10370926), (31, 9367288), (47, 6178424), (56, 5185463), (62, 4683644), (94, 3089212), (124, 2341822), (188, 1544606), (217, 1338184), (248, 1170911), (329, 882632), (376, 772303), (434, 669092), (658, 441316), (868, 334546), (1316, 220658), (1457, 199304), (1736, 167273), (2632, 110329), (2914, 99652), (3559, 81592), (5828, 49826), (7118, 40796), (10199, 28472), (11656, 24913), (14236, 20398)]