31121440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 96

約数和(自身を含む): 86413824

約数和(自身を除く): 55292384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 370, 518, 560, 592, 740, 751, 1036, 1120, 1184, 1295, 1480, 1502, 2072, 2590, 2960, 3004, 3755, 4144, 5180, 5257, 5920, 6008, 7510, 8288, 10360, 10514, 12016, 15020, 20720, 21028, 24032, 26285, 27787, 30040, 41440, 42056, 52570, 55574, 60080, 84112, 105140, 111148, 120160, 138935, 168224, 194509, 210280, 222296, 277870, 389018, 420560, 444592, 555740, 778036, 841120, 889184, 972545, 1111480, 1556072, 1945090, 2222960, 3112144, 3890180, 4445920, 6224288, 7780360, 15560720, 31121440]

約数ペア:

[(1, 31121440), (2, 15560720), (4, 7780360), (5, 6224288), (7, 4445920), (8, 3890180), (10, 3112144), (14, 2222960), (16, 1945090), (20, 1556072), (28, 1111480), (32, 972545), (35, 889184), (37, 841120), (40, 778036), (56, 555740), (70, 444592), (74, 420560), (80, 389018), (112, 277870), (140, 222296), (148, 210280), (160, 194509), (185, 168224), (224, 138935), (259, 120160), (280, 111148), (296, 105140), (370, 84112), (518, 60080), (560, 55574), (592, 52570), (740, 42056), (751, 41440), (1036, 30040), (1120, 27787), (1184, 26285), (1295, 24032), (1480, 21028), (1502, 20720), (2072, 15020), (2590, 12016), (2960, 10514), (3004, 10360), (3755, 8288), (4144, 7510), (5180, 6008), (5257, 5920)]