78067872

素因数分解:

$2^5\times 3^2\times {\mathrm{163}}^1\times {\mathrm{1663}}^1$

素因数の和:1842

約数の個数: 72

約数和(自身を含む): 223501824

約数和(自身を除く): 145433952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 163, 288, 326, 489, 652, 978, 1304, 1467, 1663, 1956, 2608, 2934, 3326, 3912, 4989, 5216, 5868, 6652, 7824, 9978, 11736, 13304, 14967, 15648, 19956, 23472, 26608, 29934, 39912, 46944, 53216, 59868, 79824, 119736, 159648, 239472, 271069, 478944, 542138, 813207, 1084276, 1626414, 2168552, 2439621, 3252828, 4337104, 4879242, 6505656, 8674208, 9758484, 13011312, 19516968, 26022624, 39033936, 78067872]

約数ペア:

[(1, 78067872), (2, 39033936), (3, 26022624), (4, 19516968), (6, 13011312), (8, 9758484), (9, 8674208), (12, 6505656), (16, 4879242), (18, 4337104), (24, 3252828), (32, 2439621), (36, 2168552), (48, 1626414), (72, 1084276), (96, 813207), (144, 542138), (163, 478944), (288, 271069), (326, 239472), (489, 159648), (652, 119736), (978, 79824), (1304, 59868), (1467, 53216), (1663, 46944), (1956, 39912), (2608, 29934), (2934, 26608), (3326, 23472), (3912, 19956), (4989, 15648), (5216, 14967), (5868, 13304), (6652, 11736), (7824, 9978)]