194040280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1423}}^1$

素因数の和:1928

約数の個数: 64

約数和(自身を含む): 500336640

約数和(自身を除く): 306296360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 487, 974, 1423, 1948, 2435, 2846, 3409, 3896, 4870, 5692, 6818, 7115, 9740, 9961, 11384, 13636, 14230, 17045, 19480, 19922, 27272, 28460, 34090, 39844, 49805, 56920, 68180, 79688, 99610, 136360, 199220, 398440, 693001, 1386002, 2772004, 3465005, 4851007, 5544008, 6930010, 9702014, 13860020, 19404028, 24255035, 27720040, 38808056, 48510070, 97020140, 194040280]

約数ペア:

[(1, 194040280), (2, 97020140), (4, 48510070), (5, 38808056), (7, 27720040), (8, 24255035), (10, 19404028), (14, 13860020), (20, 9702014), (28, 6930010), (35, 5544008), (40, 4851007), (56, 3465005), (70, 2772004), (140, 1386002), (280, 693001), (487, 398440), (974, 199220), (1423, 136360), (1948, 99610), (2435, 79688), (2846, 68180), (3409, 56920), (3896, 49805), (4870, 39844), (5692, 34090), (6818, 28460), (7115, 27272), (9740, 19922), (9961, 19480), (11384, 17045), (13636, 14230)]