15283960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 36936000

約数和(自身を除く): 21652040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 449, 460, 740, 851, 898, 920, 1480, 1702, 1796, 2245, 3404, 3592, 4255, 4490, 6808, 8510, 8980, 10327, 16613, 17020, 17960, 20654, 33226, 34040, 41308, 51635, 66452, 82616, 83065, 103270, 132904, 166130, 206540, 332260, 382099, 413080, 664520, 764198, 1528396, 1910495, 3056792, 3820990, 7641980, 15283960]

約数ペア:

[(1, 15283960), (2, 7641980), (4, 3820990), (5, 3056792), (8, 1910495), (10, 1528396), (20, 764198), (23, 664520), (37, 413080), (40, 382099), (46, 332260), (74, 206540), (92, 166130), (115, 132904), (148, 103270), (184, 83065), (185, 82616), (230, 66452), (296, 51635), (370, 41308), (449, 34040), (460, 33226), (740, 20654), (851, 17960), (898, 17020), (920, 16613), (1480, 10327), (1702, 8980), (1796, 8510), (2245, 6808), (3404, 4490), (3592, 4255)]