2151960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 6566400

約数和(自身を除く): 4414440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 227, 237, 316, 395, 454, 474, 632, 681, 790, 908, 948, 1135, 1185, 1362, 1580, 1816, 1896, 2270, 2370, 2724, 3160, 3405, 4540, 4740, 5448, 6810, 9080, 9480, 13620, 17933, 27240, 35866, 53799, 71732, 89665, 107598, 143464, 179330, 215196, 268995, 358660, 430392, 537990, 717320, 1075980, 2151960]

約数ペア:

[(1, 2151960), (2, 1075980), (3, 717320), (4, 537990), (5, 430392), (6, 358660), (8, 268995), (10, 215196), (12, 179330), (15, 143464), (20, 107598), (24, 89665), (30, 71732), (40, 53799), (60, 35866), (79, 27240), (120, 17933), (158, 13620), (227, 9480), (237, 9080), (316, 6810), (395, 5448), (454, 4740), (474, 4540), (632, 3405), (681, 3160), (790, 2724), (908, 2370), (948, 2270), (1135, 1896), (1185, 1816), (1362, 1580)]