31745040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{379}}^1$

素因数の和:744

約数の個数: 80

約数和(自身を含む): 98952000

約数和(自身を除く): 67206960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 349, 379, 698, 758, 1047, 1137, 1396, 1516, 1745, 1895, 2094, 2274, 2792, 3032, 3490, 3790, 4188, 4548, 5235, 5584, 5685, 6064, 6980, 7580, 8376, 9096, 10470, 11370, 13960, 15160, 16752, 18192, 20940, 22740, 27920, 30320, 41880, 45480, 83760, 90960, 132271, 264542, 396813, 529084, 661355, 793626, 1058168, 1322710, 1587252, 1984065, 2116336, 2645420, 3174504, 3968130, 5290840, 6349008, 7936260, 10581680, 15872520, 31745040]

約数ペア:

[(1, 31745040), (2, 15872520), (3, 10581680), (4, 7936260), (5, 6349008), (6, 5290840), (8, 3968130), (10, 3174504), (12, 2645420), (15, 2116336), (16, 1984065), (20, 1587252), (24, 1322710), (30, 1058168), (40, 793626), (48, 661355), (60, 529084), (80, 396813), (120, 264542), (240, 132271), (349, 90960), (379, 83760), (698, 45480), (758, 41880), (1047, 30320), (1137, 27920), (1396, 22740), (1516, 20940), (1745, 18192), (1895, 16752), (2094, 15160), (2274, 13960), (2792, 11370), (3032, 10470), (3490, 9096), (3790, 8376), (4188, 7580), (4548, 6980), (5235, 6064), (5584, 5685)]