7788840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 23880960

約数和(自身を除く): 16092120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1381, 1410, 1880, 2762, 2820, 4143, 5524, 5640, 6905, 8286, 11048, 13810, 16572, 20715, 27620, 33144, 41430, 55240, 64907, 82860, 129814, 165720, 194721, 259628, 324535, 389442, 519256, 649070, 778884, 973605, 1298140, 1557768, 1947210, 2596280, 3894420, 7788840]

約数ペア:

[(1, 7788840), (2, 3894420), (3, 2596280), (4, 1947210), (5, 1557768), (6, 1298140), (8, 973605), (10, 778884), (12, 649070), (15, 519256), (20, 389442), (24, 324535), (30, 259628), (40, 194721), (47, 165720), (60, 129814), (94, 82860), (120, 64907), (141, 55240), (188, 41430), (235, 33144), (282, 27620), (376, 20715), (470, 16572), (564, 13810), (705, 11048), (940, 8286), (1128, 6905), (1381, 5640), (1410, 5524), (1880, 4143), (2762, 2820)]