12123810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 32780160

約数和(自身を除く): 20656350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 83, 90, 135, 166, 249, 270, 415, 498, 541, 747, 830, 1082, 1245, 1494, 1623, 2241, 2490, 2705, 3246, 3735, 4482, 4869, 5410, 7470, 8115, 9738, 11205, 14607, 16230, 22410, 24345, 29214, 44903, 48690, 73035, 89806, 134709, 146070, 224515, 269418, 404127, 449030, 673545, 808254, 1212381, 1347090, 2020635, 2424762, 4041270, 6061905, 12123810]

約数ペア:

[(1, 12123810), (2, 6061905), (3, 4041270), (5, 2424762), (6, 2020635), (9, 1347090), (10, 1212381), (15, 808254), (18, 673545), (27, 449030), (30, 404127), (45, 269418), (54, 224515), (83, 146070), (90, 134709), (135, 89806), (166, 73035), (249, 48690), (270, 44903), (415, 29214), (498, 24345), (541, 22410), (747, 16230), (830, 14607), (1082, 11205), (1245, 9738), (1494, 8115), (1623, 7470), (2241, 5410), (2490, 4869), (2705, 4482), (3246, 3735)]