218744145

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1021}}^1$

素因数の和:1084

約数の個数: 60

約数和(自身を含む): 410310516

約数和(自身を除く): 191566371

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 529, 621, 1021, 1035, 1587, 1863, 2645, 3063, 3105, 4761, 5105, 7935, 9189, 9315, 14283, 15315, 23483, 23805, 27567, 42849, 45945, 70449, 71415, 82701, 117415, 137835, 211347, 214245, 352245, 413505, 540109, 634041, 1056735, 1620327, 1902123, 2700545, 3170205, 4860981, 8101635, 9510615, 14582943, 24304905, 43748829, 72914715, 218744145]

約数ペア:

[(1, 218744145), (3, 72914715), (5, 43748829), (9, 24304905), (15, 14582943), (23, 9510615), (27, 8101635), (45, 4860981), (69, 3170205), (81, 2700545), (115, 1902123), (135, 1620327), (207, 1056735), (345, 634041), (405, 540109), (529, 413505), (621, 352245), (1021, 214245), (1035, 211347), (1587, 137835), (1863, 117415), (2645, 82701), (3063, 71415), (3105, 70449), (4761, 45945), (5105, 42849), (7935, 27567), (9189, 23805), (9315, 23483), (14283, 15315)]