7867620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 24144120

約数和(自身を除く): 16276500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 401, 436, 545, 654, 802, 981, 1090, 1203, 1308, 1604, 1635, 1962, 2005, 2180, 2406, 3270, 3609, 3924, 4010, 4812, 4905, 6015, 6540, 7218, 8020, 9810, 12030, 14436, 18045, 19620, 24060, 36090, 43709, 72180, 87418, 131127, 174836, 218545, 262254, 393381, 437090, 524508, 655635, 786762, 874180, 1311270, 1573524, 1966905, 2622540, 3933810, 7867620]

約数ペア:

[(1, 7867620), (2, 3933810), (3, 2622540), (4, 1966905), (5, 1573524), (6, 1311270), (9, 874180), (10, 786762), (12, 655635), (15, 524508), (18, 437090), (20, 393381), (30, 262254), (36, 218545), (45, 174836), (60, 131127), (90, 87418), (109, 72180), (180, 43709), (218, 36090), (327, 24060), (401, 19620), (436, 18045), (545, 14436), (654, 12030), (802, 9810), (981, 8020), (1090, 7218), (1203, 6540), (1308, 6015), (1604, 4905), (1635, 4812), (1962, 4010), (2005, 3924), (2180, 3609), (2406, 3270)]