660720528

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{352949}}^1$

素因数の和:352976

約数の個数: 60

約数和(自身を含む): 1991343900

約数和(自身を除く): 1330623372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 352949, 705898, 1058847, 1411796, 2117694, 2823592, 3176541, 4235388, 4588337, 5647184, 6353082, 8470776, 9176674, 12706164, 13765011, 16941552, 18353348, 25412328, 27530022, 36706696, 41295033, 50824656, 55060044, 73413392, 82590066, 110120088, 165180132, 220240176, 330360264, 660720528]

約数ペア:

[(1, 660720528), (2, 330360264), (3, 220240176), (4, 165180132), (6, 110120088), (8, 82590066), (9, 73413392), (12, 55060044), (13, 50824656), (16, 41295033), (18, 36706696), (24, 27530022), (26, 25412328), (36, 18353348), (39, 16941552), (48, 13765011), (52, 12706164), (72, 9176674), (78, 8470776), (104, 6353082), (117, 5647184), (144, 4588337), (156, 4235388), (208, 3176541), (234, 2823592), (312, 2117694), (468, 1411796), (624, 1058847), (936, 705898), (1872, 352949)]