331521320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5849}}^1$

素因数の和:5982

約数の個数: 64

約数和(自身を含む): 810810000

約数和(自身を除く): 479288680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1417, 2180, 2834, 4360, 5668, 5849, 7085, 11336, 11698, 14170, 23396, 28340, 29245, 46792, 56680, 58490, 76037, 116980, 152074, 233960, 304148, 380185, 608296, 637541, 760370, 1275082, 1520740, 2550164, 3041480, 3187705, 5100328, 6375410, 8288033, 12750820, 16576066, 25501640, 33152132, 41440165, 66304264, 82880330, 165760660, 331521320]

約数ペア:

[(1, 331521320), (2, 165760660), (4, 82880330), (5, 66304264), (8, 41440165), (10, 33152132), (13, 25501640), (20, 16576066), (26, 12750820), (40, 8288033), (52, 6375410), (65, 5100328), (104, 3187705), (109, 3041480), (130, 2550164), (218, 1520740), (260, 1275082), (436, 760370), (520, 637541), (545, 608296), (872, 380185), (1090, 304148), (1417, 233960), (2180, 152074), (2834, 116980), (4360, 76037), (5668, 58490), (5849, 56680), (7085, 46792), (11336, 29245), (11698, 28340), (14170, 23396)]