121642020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{225263}}^1$

素因数の和:225281

約数の個数: 48

約数和(自身を含む): 378443520

約数和(自身を除く): 256801500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 225263, 450526, 675789, 901052, 1126315, 1351578, 2027367, 2252630, 2703156, 3378945, 4054734, 4505260, 6082101, 6757890, 8109468, 10136835, 12164202, 13515780, 20273670, 24328404, 30410505, 40547340, 60821010, 121642020]

約数ペア:

[(1, 121642020), (2, 60821010), (3, 40547340), (4, 30410505), (5, 24328404), (6, 20273670), (9, 13515780), (10, 12164202), (12, 10136835), (15, 8109468), (18, 6757890), (20, 6082101), (27, 4505260), (30, 4054734), (36, 3378945), (45, 2703156), (54, 2252630), (60, 2027367), (90, 1351578), (108, 1126315), (135, 901052), (180, 675789), (270, 450526), (540, 225263)]