404645580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5779}}^1$

素因数の和:6183

約数の個数: 72

約数和(自身を含む): 1230793200

約数和(自身を除く): 826147620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1167, 1556, 1945, 2334, 3501, 3890, 4668, 5779, 5835, 7002, 7780, 11558, 11670, 14004, 17337, 17505, 23116, 23340, 28895, 34674, 35010, 52011, 57790, 69348, 70020, 86685, 104022, 115580, 173370, 208044, 260055, 346740, 520110, 1040220, 2248031, 4496062, 6744093, 8992124, 11240155, 13488186, 20232279, 22480310, 26976372, 33720465, 40464558, 44960620, 67440930, 80929116, 101161395, 134881860, 202322790, 404645580]

約数ペア:

[(1, 404645580), (2, 202322790), (3, 134881860), (4, 101161395), (5, 80929116), (6, 67440930), (9, 44960620), (10, 40464558), (12, 33720465), (15, 26976372), (18, 22480310), (20, 20232279), (30, 13488186), (36, 11240155), (45, 8992124), (60, 6744093), (90, 4496062), (180, 2248031), (389, 1040220), (778, 520110), (1167, 346740), (1556, 260055), (1945, 208044), (2334, 173370), (3501, 115580), (3890, 104022), (4668, 86685), (5779, 70020), (5835, 69348), (7002, 57790), (7780, 52011), (11558, 35010), (11670, 34674), (14004, 28895), (17337, 23340), (17505, 23116)]