218905120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{811}}^1$

素因数の和:1074

約数の個数: 96

約数和(自身を含む): 594228096

約数和(自身を除く): 375322976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 241, 280, 482, 560, 811, 964, 1120, 1205, 1622, 1687, 1928, 2410, 3244, 3374, 3856, 4055, 4820, 5677, 6488, 6748, 7712, 8110, 8435, 9640, 11354, 12976, 13496, 16220, 16870, 19280, 22708, 25952, 26992, 28385, 32440, 33740, 38560, 45416, 53984, 56770, 64880, 67480, 90832, 113540, 129760, 134960, 181664, 195451, 227080, 269920, 390902, 454160, 781804, 908320, 977255, 1368157, 1563608, 1954510, 2736314, 3127216, 3909020, 5472628, 6254432, 6840785, 7818040, 10945256, 13681570, 15636080, 21890512, 27363140, 31272160, 43781024, 54726280, 109452560, 218905120]

約数ペア:

[(1, 218905120), (2, 109452560), (4, 54726280), (5, 43781024), (7, 31272160), (8, 27363140), (10, 21890512), (14, 15636080), (16, 13681570), (20, 10945256), (28, 7818040), (32, 6840785), (35, 6254432), (40, 5472628), (56, 3909020), (70, 3127216), (80, 2736314), (112, 1954510), (140, 1563608), (160, 1368157), (224, 977255), (241, 908320), (280, 781804), (482, 454160), (560, 390902), (811, 269920), (964, 227080), (1120, 195451), (1205, 181664), (1622, 134960), (1687, 129760), (1928, 113540), (2410, 90832), (3244, 67480), (3374, 64880), (3856, 56770), (4055, 53984), (4820, 45416), (5677, 38560), (6488, 33740), (6748, 32440), (7712, 28385), (8110, 26992), (8435, 25952), (9640, 22708), (11354, 19280), (12976, 16870), (13496, 16220)]