130120620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{309811}}^1$

素因数の和:309830

約数の個数: 48

約数和(自身を含む): 416387328

約数和(自身を除く): 286266708

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, 309811, 619622, 929433, 1239244, 1549055, 1858866, 2168677, 3098110, 3717732, 4337354, 4647165, 6196220, 6506031, 8674708, 9294330, 10843385, 13012062, 18588660, 21686770, 26024124, 32530155, 43373540, 65060310, 130120620]

約数ペア:

[(1, 130120620), (2, 65060310), (3, 43373540), (4, 32530155), (5, 26024124), (6, 21686770), (7, 18588660), (10, 13012062), (12, 10843385), (14, 9294330), (15, 8674708), (20, 6506031), (21, 6196220), (28, 4647165), (30, 4337354), (35, 3717732), (42, 3098110), (60, 2168677), (70, 1858866), (84, 1549055), (105, 1239244), (140, 929433), (210, 619622), (420, 309811)]