68728020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1787}}^1$

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 192846528

約数和(自身を除く): 124118508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1282, 1787, 1923, 2564, 3205, 3574, 3846, 5361, 6410, 7148, 7692, 8935, 9615, 10722, 12820, 17870, 19230, 21444, 26805, 35740, 38460, 53610, 107220, 1145467, 2290934, 3436401, 4581868, 5727335, 6872802, 11454670, 13745604, 17182005, 22909340, 34364010, 68728020]

約数ペア:

[(1, 68728020), (2, 34364010), (3, 22909340), (4, 17182005), (5, 13745604), (6, 11454670), (10, 6872802), (12, 5727335), (15, 4581868), (20, 3436401), (30, 2290934), (60, 1145467), (641, 107220), (1282, 53610), (1787, 38460), (1923, 35740), (2564, 26805), (3205, 21444), (3574, 19230), (3846, 17870), (5361, 12820), (6410, 10722), (7148, 9615), (7692, 8935)]