30639420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{24317}}^1$

素因数の和:24339

約数の個数: 72

約数和(自身を含む): 106221024

約数和(自身を除く): 75581604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 24317, 48634, 72951, 97268, 121585, 145902, 170219, 218853, 243170, 291804, 340438, 364755, 437706, 486340, 510657, 680876, 729510, 851095, 875412, 1021314, 1094265, 1459020, 1531971, 1702190, 2042628, 2188530, 2553285, 3063942, 3404380, 4377060, 5106570, 6127884, 7659855, 10213140, 15319710, 30639420]

約数ペア:

[(1, 30639420), (2, 15319710), (3, 10213140), (4, 7659855), (5, 6127884), (6, 5106570), (7, 4377060), (9, 3404380), (10, 3063942), (12, 2553285), (14, 2188530), (15, 2042628), (18, 1702190), (20, 1531971), (21, 1459020), (28, 1094265), (30, 1021314), (35, 875412), (36, 851095), (42, 729510), (45, 680876), (60, 510657), (63, 486340), (70, 437706), (84, 364755), (90, 340438), (105, 291804), (126, 243170), (140, 218853), (180, 170219), (210, 145902), (252, 121585), (315, 97268), (420, 72951), (630, 48634), (1260, 24317)]