15663870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{647}}^1$

素因数の和:929

約数の個数: 48

約数和(自身を含む): 40940640

約数和(自身を除く): 25276770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 269, 538, 647, 807, 1294, 1345, 1614, 1941, 2421, 2690, 3235, 3882, 4035, 4842, 5823, 6470, 8070, 9705, 11646, 12105, 19410, 24210, 29115, 58230, 174043, 348086, 522129, 870215, 1044258, 1566387, 1740430, 2610645, 3132774, 5221290, 7831935, 15663870]

約数ペア:

[(1, 15663870), (2, 7831935), (3, 5221290), (5, 3132774), (6, 2610645), (9, 1740430), (10, 1566387), (15, 1044258), (18, 870215), (30, 522129), (45, 348086), (90, 174043), (269, 58230), (538, 29115), (647, 24210), (807, 19410), (1294, 12105), (1345, 11646), (1614, 9705), (1941, 8070), (2421, 6470), (2690, 5823), (3235, 4842), (3882, 4035)]