30212040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1129}}^1$

素因数の和:1366

約数の個数: 64

約数和(自身を含む): 91123200

約数和(自身を除く): 60911160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1115, 1129, 1338, 1784, 2230, 2258, 2676, 3345, 3387, 4460, 4516, 5352, 5645, 6690, 6774, 8920, 9032, 11290, 13380, 13548, 16935, 22580, 26760, 27096, 33870, 45160, 67740, 135480, 251767, 503534, 755301, 1007068, 1258835, 1510602, 2014136, 2517670, 3021204, 3776505, 5035340, 6042408, 7553010, 10070680, 15106020, 30212040]

約数ペア:

[(1, 30212040), (2, 15106020), (3, 10070680), (4, 7553010), (5, 6042408), (6, 5035340), (8, 3776505), (10, 3021204), (12, 2517670), (15, 2014136), (20, 1510602), (24, 1258835), (30, 1007068), (40, 755301), (60, 503534), (120, 251767), (223, 135480), (446, 67740), (669, 45160), (892, 33870), (1115, 27096), (1129, 26760), (1338, 22580), (1784, 16935), (2230, 13548), (2258, 13380), (2676, 11290), (3345, 9032), (3387, 8920), (4460, 6774), (4516, 6690), (5352, 5645)]