188831440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{751}}^1$

素因数の和:1220

約数の個数: 80

約数和(自身を含む): 503539200

約数和(自身を除く): 314707760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 449, 560, 751, 898, 1502, 1796, 2245, 3004, 3143, 3592, 3755, 4490, 5257, 6008, 6286, 7184, 7510, 8980, 10514, 12016, 12572, 15020, 15715, 17960, 21028, 25144, 26285, 30040, 31430, 35920, 42056, 50288, 52570, 60080, 62860, 84112, 105140, 125720, 210280, 251440, 337199, 420560, 674398, 1348796, 1685995, 2360393, 2697592, 3371990, 4720786, 5395184, 6743980, 9441572, 11801965, 13487960, 18883144, 23603930, 26975920, 37766288, 47207860, 94415720, 188831440]

約数ペア:

[(1, 188831440), (2, 94415720), (4, 47207860), (5, 37766288), (7, 26975920), (8, 23603930), (10, 18883144), (14, 13487960), (16, 11801965), (20, 9441572), (28, 6743980), (35, 5395184), (40, 4720786), (56, 3371990), (70, 2697592), (80, 2360393), (112, 1685995), (140, 1348796), (280, 674398), (449, 420560), (560, 337199), (751, 251440), (898, 210280), (1502, 125720), (1796, 105140), (2245, 84112), (3004, 62860), (3143, 60080), (3592, 52570), (3755, 50288), (4490, 42056), (5257, 35920), (6008, 31430), (6286, 30040), (7184, 26285), (7510, 25144), (8980, 21028), (10514, 17960), (12016, 15715), (12572, 15020)]