139139580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{4723}}^1$

素因数の和:5226

約数の個数: 48

約数和(自身を含む): 390466944

約数和(自身を除く): 251327364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1473, 1964, 2455, 2946, 4723, 4910, 5892, 7365, 9446, 9820, 14169, 14730, 18892, 23615, 28338, 29460, 47230, 56676, 70845, 94460, 141690, 283380, 2318993, 4637986, 6956979, 9275972, 11594965, 13913958, 23189930, 27827916, 34784895, 46379860, 69569790, 139139580]

約数ペア:

[(1, 139139580), (2, 69569790), (3, 46379860), (4, 34784895), (5, 27827916), (6, 23189930), (10, 13913958), (12, 11594965), (15, 9275972), (20, 6956979), (30, 4637986), (60, 2318993), (491, 283380), (982, 141690), (1473, 94460), (1964, 70845), (2455, 56676), (2946, 47230), (4723, 29460), (4910, 28338), (5892, 23615), (7365, 18892), (9446, 14730), (9820, 14169)]