54451620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1321}}^1$

素因数の和:1565

約数の個数: 72

約数和(自身を含む): 166016760

約数和(自身を除く): 111565140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1321, 1374, 2061, 2290, 2642, 2748, 3435, 3963, 4122, 4580, 5284, 6605, 6870, 7926, 8244, 10305, 11889, 13210, 13740, 15852, 19815, 20610, 23778, 26420, 39630, 41220, 47556, 59445, 79260, 118890, 237780, 302509, 605018, 907527, 1210036, 1512545, 1815054, 2722581, 3025090, 3630108, 4537635, 5445162, 6050180, 9075270, 10890324, 13612905, 18150540, 27225810, 54451620]

約数ペア:

[(1, 54451620), (2, 27225810), (3, 18150540), (4, 13612905), (5, 10890324), (6, 9075270), (9, 6050180), (10, 5445162), (12, 4537635), (15, 3630108), (18, 3025090), (20, 2722581), (30, 1815054), (36, 1512545), (45, 1210036), (60, 907527), (90, 605018), (180, 302509), (229, 237780), (458, 118890), (687, 79260), (916, 59445), (1145, 47556), (1321, 41220), (1374, 39630), (2061, 26420), (2290, 23778), (2642, 20610), (2748, 19815), (3435, 15852), (3963, 13740), (4122, 13210), (4580, 11889), (5284, 10305), (6605, 8244), (6870, 7926)]