80904180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{192629}}^1$

素因数の和:192648

約数の個数: 48

約数和(自身を含む): 258894720

約数和(自身を除く): 177990540

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, 192629, 385258, 577887, 770516, 963145, 1155774, 1348403, 1926290, 2311548, 2696806, 2889435, 3852580, 4045209, 5393612, 5778870, 6742015, 8090418, 11557740, 13484030, 16180836, 20226045, 26968060, 40452090, 80904180]

約数ペア:

[(1, 80904180), (2, 40452090), (3, 26968060), (4, 20226045), (5, 16180836), (6, 13484030), (7, 11557740), (10, 8090418), (12, 6742015), (14, 5778870), (15, 5393612), (20, 4045209), (21, 3852580), (28, 2889435), (30, 2696806), (35, 2311548), (42, 1926290), (60, 1348403), (70, 1155774), (84, 963145), (105, 770516), (140, 577887), (210, 385258), (420, 192629)]