2732910080

素因数分解:

$2^9\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5419}}^1$

素因数の和:5639

約数の個数: 80

約数和(自身を含む): 6587056080

約数和(自身を除く): 3854146000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 320, 394, 512, 640, 788, 985, 1280, 1576, 1970, 2560, 3152, 3940, 5419, 6304, 7880, 10838, 12608, 15760, 21676, 25216, 27095, 31520, 43352, 50432, 54190, 63040, 86704, 100864, 108380, 126080, 173408, 216760, 252160, 346816, 433520, 504320, 693632, 867040, 1067543, 1387264, 1734080, 2135086, 2774528, 3468160, 4270172, 5337715, 6936320, 8540344, 10675430, 13872640, 17080688, 21350860, 34161376, 42701720, 68322752, 85403440, 136645504, 170806880, 273291008, 341613760, 546582016, 683227520, 1366455040, 2732910080]

約数ペア:

[(1, 2732910080), (2, 1366455040), (4, 683227520), (5, 546582016), (8, 341613760), (10, 273291008), (16, 170806880), (20, 136645504), (32, 85403440), (40, 68322752), (64, 42701720), (80, 34161376), (128, 21350860), (160, 17080688), (197, 13872640), (256, 10675430), (320, 8540344), (394, 6936320), (512, 5337715), (640, 4270172), (788, 3468160), (985, 2774528), (1280, 2135086), (1576, 1734080), (1970, 1387264), (2560, 1067543), (3152, 867040), (3940, 693632), (5419, 504320), (6304, 433520), (7880, 346816), (10838, 252160), (12608, 216760), (15760, 173408), (21676, 126080), (25216, 108380), (27095, 100864), (31520, 86704), (43352, 63040), (50432, 54190)]