210917460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{270407}}^1$

素因数の和:270432

約数の個数: 48

約数和(自身を含む): 635999616

約数和(自身を除く): 425082156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 270407, 540814, 811221, 1081628, 1352035, 1622442, 2704070, 3244884, 3515291, 4056105, 5408140, 7030582, 8112210, 10545873, 14061164, 16224420, 17576455, 21091746, 35152910, 42183492, 52729365, 70305820, 105458730, 210917460]

約数ペア:

[(1, 210917460), (2, 105458730), (3, 70305820), (4, 52729365), (5, 42183492), (6, 35152910), (10, 21091746), (12, 17576455), (13, 16224420), (15, 14061164), (20, 10545873), (26, 8112210), (30, 7030582), (39, 5408140), (52, 4056105), (60, 3515291), (65, 3244884), (78, 2704070), (130, 1622442), (156, 1352035), (195, 1081628), (260, 811221), (390, 540814), (780, 270407)]