121999440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{508331}}^1$

素因数の和:508347

約数の個数: 40

約数和(自身を含む): 378199008

約数和(自身を除く): 256199568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 508331, 1016662, 1524993, 2033324, 2541655, 3049986, 4066648, 5083310, 6099972, 7624965, 8133296, 10166620, 12199944, 15249930, 20333240, 24399888, 30499860, 40666480, 60999720, 121999440]

約数ペア:

[(1, 121999440), (2, 60999720), (3, 40666480), (4, 30499860), (5, 24399888), (6, 20333240), (8, 15249930), (10, 12199944), (12, 10166620), (15, 8133296), (16, 7624965), (20, 6099972), (24, 5083310), (30, 4066648), (40, 3049986), (48, 2541655), (60, 2033324), (80, 1524993), (120, 1016662), (240, 508331)]