639427560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5328563}}^1$

素因数の和:5328577

約数の個数: 32

約数和(自身を含む): 1918283040

約数和(自身を除く): 1278855480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5328563, 10657126, 15985689, 21314252, 26642815, 31971378, 42628504, 53285630, 63942756, 79928445, 106571260, 127885512, 159856890, 213142520, 319713780, 639427560]

約数ペア:

[(1, 639427560), (2, 319713780), (3, 213142520), (4, 159856890), (5, 127885512), (6, 106571260), (8, 79928445), (10, 63942756), (12, 53285630), (15, 42628504), (20, 31971378), (24, 26642815), (30, 21314252), (40, 15985689), (60, 10657126), (120, 5328563)]