77205720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7229}}^1$

素因数の和:7332

約数の個数: 64

約数和(自身を含む): 234252000

約数和(自身を除く): 157046280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 7229, 10680, 14458, 21687, 28916, 36145, 43374, 57832, 72290, 86748, 108435, 144580, 173496, 216870, 289160, 433740, 643381, 867480, 1286762, 1930143, 2573524, 3216905, 3860286, 5147048, 6433810, 7720572, 9650715, 12867620, 15441144, 19301430, 25735240, 38602860, 77205720]

約数ペア:

[(1, 77205720), (2, 38602860), (3, 25735240), (4, 19301430), (5, 15441144), (6, 12867620), (8, 9650715), (10, 7720572), (12, 6433810), (15, 5147048), (20, 3860286), (24, 3216905), (30, 2573524), (40, 1930143), (60, 1286762), (89, 867480), (120, 643381), (178, 433740), (267, 289160), (356, 216870), (445, 173496), (534, 144580), (712, 108435), (890, 86748), (1068, 72290), (1335, 57832), (1780, 43374), (2136, 36145), (2670, 28916), (3560, 21687), (5340, 14458), (7229, 10680)]