30540492

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 80160080

約数和(自身を除く): 49619588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 109, 129, 172, 181, 218, 258, 327, 362, 387, 436, 516, 543, 654, 724, 774, 981, 1086, 1308, 1548, 1629, 1962, 2172, 3258, 3924, 4687, 6516, 7783, 9374, 14061, 15566, 18748, 19729, 23349, 28122, 31132, 39458, 42183, 46698, 56244, 59187, 70047, 78916, 84366, 93396, 118374, 140094, 168732, 177561, 236748, 280188, 355122, 710244, 848347, 1696694, 2545041, 3393388, 5090082, 7635123, 10180164, 15270246, 30540492]

約数ペア:

[(1, 30540492), (2, 15270246), (3, 10180164), (4, 7635123), (6, 5090082), (9, 3393388), (12, 2545041), (18, 1696694), (36, 848347), (43, 710244), (86, 355122), (109, 280188), (129, 236748), (172, 177561), (181, 168732), (218, 140094), (258, 118374), (327, 93396), (362, 84366), (387, 78916), (436, 70047), (516, 59187), (543, 56244), (654, 46698), (724, 42183), (774, 39458), (981, 31132), (1086, 28122), (1308, 23349), (1548, 19729), (1629, 18748), (1962, 15566), (2172, 14061), (3258, 9374), (3924, 7783), (4687, 6516)]