72028890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1901}}^1$

素因数の和:2335

約数の個数: 48

約数和(自身を含む): 187818696

約数和(自身を除く): 115789806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 421, 842, 1263, 1901, 2105, 2526, 3789, 3802, 4210, 5703, 6315, 7578, 9505, 11406, 12630, 17109, 18945, 19010, 28515, 34218, 37890, 57030, 85545, 171090, 800321, 1600642, 2400963, 4001605, 4801926, 7202889, 8003210, 12004815, 14405778, 24009630, 36014445, 72028890]

約数ペア:

[(1, 72028890), (2, 36014445), (3, 24009630), (5, 14405778), (6, 12004815), (9, 8003210), (10, 7202889), (15, 4801926), (18, 4001605), (30, 2400963), (45, 1600642), (90, 800321), (421, 171090), (842, 85545), (1263, 57030), (1901, 37890), (2105, 34218), (2526, 28515), (3789, 19010), (3802, 18945), (4210, 17109), (5703, 12630), (6315, 11406), (7578, 9505)]