30921180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2311}}^1$

素因数の和:2546

約数の個数: 48

約数和(自身を含む): 87005184

約数和(自身を除く): 56084004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1338, 2230, 2311, 2676, 3345, 4460, 4622, 6690, 6933, 9244, 11555, 13380, 13866, 23110, 27732, 34665, 46220, 69330, 138660, 515353, 1030706, 1546059, 2061412, 2576765, 3092118, 5153530, 6184236, 7730295, 10307060, 15460590, 30921180]

約数ペア:

[(1, 30921180), (2, 15460590), (3, 10307060), (4, 7730295), (5, 6184236), (6, 5153530), (10, 3092118), (12, 2576765), (15, 2061412), (20, 1546059), (30, 1030706), (60, 515353), (223, 138660), (446, 69330), (669, 46220), (892, 34665), (1115, 27732), (1338, 23110), (2230, 13866), (2311, 13380), (2676, 11555), (3345, 9244), (4460, 6933), (4622, 6690)]