78338940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2857}}^1$

素因数の和:3326

約数の個数: 48

約数和(自身を含む): 219905952

約数和(自身を除く): 141567012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 457, 914, 1371, 1828, 2285, 2742, 2857, 4570, 5484, 5714, 6855, 8571, 9140, 11428, 13710, 14285, 17142, 27420, 28570, 34284, 42855, 57140, 85710, 171420, 1305649, 2611298, 3916947, 5222596, 6528245, 7833894, 13056490, 15667788, 19584735, 26112980, 39169470, 78338940]

約数ペア:

[(1, 78338940), (2, 39169470), (3, 26112980), (4, 19584735), (5, 15667788), (6, 13056490), (10, 7833894), (12, 6528245), (15, 5222596), (20, 3916947), (30, 2611298), (60, 1305649), (457, 171420), (914, 85710), (1371, 57140), (1828, 42855), (2285, 34284), (2742, 28570), (2857, 27420), (4570, 17142), (5484, 14285), (5714, 13710), (6855, 11428), (8571, 9140)]