345328416

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{20323}}^1$

素因数の和:20398

約数の個数: 72

約数和(自身を含む): 998721360

約数和(自身を除く): 653392944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1416, 1888, 2124, 2832, 4248, 5664, 8496, 16992, 20323, 40646, 60969, 81292, 121938, 162584, 182907, 243876, 325168, 365814, 487752, 650336, 731628, 975504, 1199057, 1463256, 1951008, 2398114, 2926512, 3597171, 4796228, 5853024, 7194342, 9592456, 10791513, 14388684, 19184912, 21583026, 28777368, 38369824, 43166052, 57554736, 86332104, 115109472, 172664208, 345328416]

約数ペア:

[(1, 345328416), (2, 172664208), (3, 115109472), (4, 86332104), (6, 57554736), (8, 43166052), (9, 38369824), (12, 28777368), (16, 21583026), (18, 19184912), (24, 14388684), (32, 10791513), (36, 9592456), (48, 7194342), (59, 5853024), (72, 4796228), (96, 3597171), (118, 2926512), (144, 2398114), (177, 1951008), (236, 1463256), (288, 1199057), (354, 975504), (472, 731628), (531, 650336), (708, 487752), (944, 365814), (1062, 325168), (1416, 243876), (1888, 182907), (2124, 162584), (2832, 121938), (4248, 81292), (5664, 60969), (8496, 40646), (16992, 20323)]