29988120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{929}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 90396000

約数和(自身を除く): 60407880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 269, 538, 807, 929, 1076, 1345, 1614, 1858, 2152, 2690, 2787, 3228, 3716, 4035, 4645, 5380, 5574, 6456, 7432, 8070, 9290, 10760, 11148, 13935, 16140, 18580, 22296, 27870, 32280, 37160, 55740, 111480, 249901, 499802, 749703, 999604, 1249505, 1499406, 1999208, 2499010, 2998812, 3748515, 4998020, 5997624, 7497030, 9996040, 14994060, 29988120]

約数ペア:

[(1, 29988120), (2, 14994060), (3, 9996040), (4, 7497030), (5, 5997624), (6, 4998020), (8, 3748515), (10, 2998812), (12, 2499010), (15, 1999208), (20, 1499406), (24, 1249505), (30, 999604), (40, 749703), (60, 499802), (120, 249901), (269, 111480), (538, 55740), (807, 37160), (929, 32280), (1076, 27870), (1345, 22296), (1614, 18580), (1858, 16140), (2152, 13935), (2690, 11148), (2787, 10760), (3228, 9290), (3716, 8070), (4035, 7432), (4645, 6456), (5380, 5574)]