15479870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 34145280

約数和(自身を除く): 18665410

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 103, 113, 133, 190, 206, 226, 266, 515, 565, 665, 721, 791, 1030, 1130, 1330, 1442, 1582, 1957, 2147, 3605, 3914, 3955, 4294, 7210, 7910, 9785, 10735, 11639, 13699, 15029, 19570, 21470, 23278, 27398, 30058, 58195, 68495, 75145, 81473, 116390, 136990, 150290, 162946, 221141, 407365, 442282, 814730, 1105705, 1547987, 2211410, 3095974, 7739935, 15479870]

約数ペア:

[(1, 15479870), (2, 7739935), (5, 3095974), (7, 2211410), (10, 1547987), (14, 1105705), (19, 814730), (35, 442282), (38, 407365), (70, 221141), (95, 162946), (103, 150290), (113, 136990), (133, 116390), (190, 81473), (206, 75145), (226, 68495), (266, 58195), (515, 30058), (565, 27398), (665, 23278), (721, 21470), (791, 19570), (1030, 15029), (1130, 13699), (1330, 11639), (1442, 10735), (1582, 9785), (1957, 7910), (2147, 7210), (3605, 4294), (3914, 3955)]