68942460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1787}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 193447296

約数和(自身を除く): 124504836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 1286, 1787, 1929, 2572, 3215, 3574, 3858, 5361, 6430, 7148, 7716, 8935, 9645, 10722, 12860, 17870, 19290, 21444, 26805, 35740, 38580, 53610, 107220, 1149041, 2298082, 3447123, 4596164, 5745205, 6894246, 11490410, 13788492, 17235615, 22980820, 34471230, 68942460]

約数ペア:

[(1, 68942460), (2, 34471230), (3, 22980820), (4, 17235615), (5, 13788492), (6, 11490410), (10, 6894246), (12, 5745205), (15, 4596164), (20, 3447123), (30, 2298082), (60, 1149041), (643, 107220), (1286, 53610), (1787, 38580), (1929, 35740), (2572, 26805), (3215, 21444), (3574, 19290), (3858, 17870), (5361, 12860), (6430, 10722), (7148, 9645), (7716, 8935)]