1212390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 3322800

約数和(自身を除く): 2110410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 709, 855, 1418, 1710, 2127, 3545, 4254, 6381, 7090, 10635, 12762, 13471, 21270, 26942, 31905, 40413, 63810, 67355, 80826, 121239, 134710, 202065, 242478, 404130, 606195, 1212390]

約数ペア:

[(1, 1212390), (2, 606195), (3, 404130), (5, 242478), (6, 202065), (9, 134710), (10, 121239), (15, 80826), (18, 67355), (19, 63810), (30, 40413), (38, 31905), (45, 26942), (57, 21270), (90, 13471), (95, 12762), (114, 10635), (171, 7090), (190, 6381), (285, 4254), (342, 3545), (570, 2127), (709, 1710), (855, 1418)]