81263040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84649}}^1$

素因数の和:84669

約数の個数: 56

約数和(自身を含む): 258013200

約数和(自身を除く): 176750160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 84649, 169298, 253947, 338596, 423245, 507894, 677192, 846490, 1015788, 1269735, 1354384, 1692980, 2031576, 2539470, 2708768, 3385960, 4063152, 5078940, 5417536, 6771920, 8126304, 10157880, 13543840, 16252608, 20315760, 27087680, 40631520, 81263040]

約数ペア:

[(1, 81263040), (2, 40631520), (3, 27087680), (4, 20315760), (5, 16252608), (6, 13543840), (8, 10157880), (10, 8126304), (12, 6771920), (15, 5417536), (16, 5078940), (20, 4063152), (24, 3385960), (30, 2708768), (32, 2539470), (40, 2031576), (48, 1692980), (60, 1354384), (64, 1269735), (80, 1015788), (96, 846490), (120, 677192), (160, 507894), (192, 423245), (240, 338596), (320, 253947), (480, 169298), (960, 84649)]