245815710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10739}}^1$

素因数の和:10865

約数の個数: 64

約数和(自身を含む): 680486400

約数和(自身を除く): 434670690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 109, 210, 218, 327, 545, 654, 763, 1090, 1526, 1635, 2289, 3270, 3815, 4578, 7630, 10739, 11445, 21478, 22890, 32217, 53695, 64434, 75173, 107390, 150346, 161085, 225519, 322170, 375865, 451038, 751730, 1127595, 1170551, 2255190, 2341102, 3511653, 5852755, 7023306, 8193857, 11705510, 16387714, 17558265, 24581571, 35116530, 40969285, 49163142, 81938570, 122907855, 245815710]

約数ペア:

[(1, 245815710), (2, 122907855), (3, 81938570), (5, 49163142), (6, 40969285), (7, 35116530), (10, 24581571), (14, 17558265), (15, 16387714), (21, 11705510), (30, 8193857), (35, 7023306), (42, 5852755), (70, 3511653), (105, 2341102), (109, 2255190), (210, 1170551), (218, 1127595), (327, 751730), (545, 451038), (654, 375865), (763, 322170), (1090, 225519), (1526, 161085), (1635, 150346), (2289, 107390), (3270, 75173), (3815, 64434), (4578, 53695), (7630, 32217), (10739, 22890), (11445, 21478)]