291245940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1618033}}^1$

素因数の和:1618048

約数の個数: 36

約数和(自身を含む): 883446564

約数和(自身を除く): 592200624

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1618033, 3236066, 4854099, 6472132, 8090165, 9708198, 14562297, 16180330, 19416396, 24270495, 29124594, 32360660, 48540990, 58249188, 72811485, 97081980, 145622970, 291245940]

約数ペア:

[(1, 291245940), (2, 145622970), (3, 97081980), (4, 72811485), (5, 58249188), (6, 48540990), (9, 32360660), (10, 29124594), (12, 24270495), (15, 19416396), (18, 16180330), (20, 14562297), (30, 9708198), (36, 8090165), (45, 6472132), (60, 4854099), (90, 3236066), (180, 1618033)]