139607580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{332399}}^1$

素因数の和:332418

約数の個数: 48

約数和(自身を含む): 446745600

約数和(自身を除く): 307138020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 332399, 664798, 997197, 1329596, 1661995, 1994394, 2326793, 3323990, 3988788, 4653586, 4985985, 6647980, 6980379, 9307172, 9971970, 11633965, 13960758, 19943940, 23267930, 27921516, 34901895, 46535860, 69803790, 139607580]

約数ペア:

[(1, 139607580), (2, 69803790), (3, 46535860), (4, 34901895), (5, 27921516), (6, 23267930), (7, 19943940), (10, 13960758), (12, 11633965), (14, 9971970), (15, 9307172), (20, 6980379), (21, 6647980), (28, 4985985), (30, 4653586), (35, 3988788), (42, 3323990), (60, 2326793), (70, 1994394), (84, 1661995), (105, 1329596), (140, 997197), (210, 664798), (420, 332399)]