129482220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{308291}}^1$

素因数の和:308310

約数の個数: 48

約数和(自身を含む): 414344448

約数和(自身を除く): 284862228

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, 308291, 616582, 924873, 1233164, 1541455, 1849746, 2158037, 3082910, 3699492, 4316074, 4624365, 6165820, 6474111, 8632148, 9248730, 10790185, 12948222, 18497460, 21580370, 25896444, 32370555, 43160740, 64741110, 129482220]

約数ペア:

[(1, 129482220), (2, 64741110), (3, 43160740), (4, 32370555), (5, 25896444), (6, 21580370), (7, 18497460), (10, 12948222), (12, 10790185), (14, 9248730), (15, 8632148), (20, 6474111), (21, 6165820), (28, 4624365), (30, 4316074), (35, 3699492), (42, 3082910), (60, 2158037), (70, 1849746), (84, 1541455), (105, 1233164), (140, 924873), (210, 616582), (420, 308291)]