651394920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{493481}}^1$

素因数の和:493506

約数の個数: 64

約数和(自身を含む): 2131842240

約数和(自身を除く): 1480447320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 493481, 986962, 1480443, 1973924, 2467405, 2960886, 3947848, 4934810, 5428291, 5921772, 7402215, 9869620, 10856582, 11843544, 14804430, 16284873, 19739240, 21713164, 27141455, 29608860, 32569746, 43426328, 54282910, 59217720, 65139492, 81424365, 108565820, 130278984, 162848730, 217131640, 325697460, 651394920]

約数ペア:

[(1, 651394920), (2, 325697460), (3, 217131640), (4, 162848730), (5, 130278984), (6, 108565820), (8, 81424365), (10, 65139492), (11, 59217720), (12, 54282910), (15, 43426328), (20, 32569746), (22, 29608860), (24, 27141455), (30, 21713164), (33, 19739240), (40, 16284873), (44, 14804430), (55, 11843544), (60, 10856582), (66, 9869620), (88, 7402215), (110, 5921772), (120, 5428291), (132, 4934810), (165, 3947848), (220, 2960886), (264, 2467405), (330, 1973924), (440, 1480443), (660, 986962), (1320, 493481)]