619362540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{80021}}^1$

素因数の和:80079

約数の個数: 72

約数和(自身を含む): 1922448528

約数和(自身を除く): 1303085988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 80021, 160042, 240063, 320084, 400105, 480126, 720189, 800210, 960252, 1200315, 1440378, 1600420, 2400630, 2880756, 3440903, 3600945, 4801260, 6881806, 7201890, 10322709, 13763612, 14403780, 17204515, 20645418, 30968127, 34409030, 41290836, 51613545, 61936254, 68818060, 103227090, 123872508, 154840635, 206454180, 309681270, 619362540]

約数ペア:

[(1, 619362540), (2, 309681270), (3, 206454180), (4, 154840635), (5, 123872508), (6, 103227090), (9, 68818060), (10, 61936254), (12, 51613545), (15, 41290836), (18, 34409030), (20, 30968127), (30, 20645418), (36, 17204515), (43, 14403780), (45, 13763612), (60, 10322709), (86, 7201890), (90, 6881806), (129, 4801260), (172, 3600945), (180, 3440903), (215, 2880756), (258, 2400630), (387, 1600420), (430, 1440378), (516, 1200315), (645, 960252), (774, 800210), (860, 720189), (1290, 480126), (1548, 400105), (1935, 320084), (2580, 240063), (3870, 160042), (7740, 80021)]