221449020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283909}}^1$

素因数の和:283934

約数の個数: 48

約数和(自身を含む): 667756320

約数和(自身を除く): 446307300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 283909, 567818, 851727, 1135636, 1419545, 1703454, 2839090, 3406908, 3690817, 4258635, 5678180, 7381634, 8517270, 11072451, 14763268, 17034540, 18454085, 22144902, 36908170, 44289804, 55362255, 73816340, 110724510, 221449020]

約数ペア:

[(1, 221449020), (2, 110724510), (3, 73816340), (4, 55362255), (5, 44289804), (6, 36908170), (10, 22144902), (12, 18454085), (13, 17034540), (15, 14763268), (20, 11072451), (26, 8517270), (30, 7381634), (39, 5678180), (52, 4258635), (60, 3690817), (65, 3406908), (78, 2839090), (130, 1703454), (156, 1419545), (195, 1135636), (260, 851727), (390, 567818), (780, 283909)]