207304880

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^2\times {\mathrm{151}}^1$

素因数の和:426

約数の個数: 60

約数和(自身を含む): 488907696

約数和(自身を除く): 281602816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 151, 262, 302, 524, 604, 655, 755, 1048, 1208, 1310, 1510, 2096, 2416, 2620, 3020, 5240, 6040, 10480, 12080, 17161, 19781, 34322, 39562, 68644, 79124, 85805, 98905, 137288, 158248, 171610, 197810, 274576, 316496, 343220, 395620, 686440, 791240, 1372880, 1582480, 2591311, 5182622, 10365244, 12956555, 20730488, 25913110, 41460976, 51826220, 103652440, 207304880]

約数ペア:

[(1, 207304880), (2, 103652440), (4, 51826220), (5, 41460976), (8, 25913110), (10, 20730488), (16, 12956555), (20, 10365244), (40, 5182622), (80, 2591311), (131, 1582480), (151, 1372880), (262, 791240), (302, 686440), (524, 395620), (604, 343220), (655, 316496), (755, 274576), (1048, 197810), (1208, 171610), (1310, 158248), (1510, 137288), (2096, 98905), (2416, 85805), (2620, 79124), (3020, 68644), (5240, 39562), (6040, 34322), (10480, 19781), (12080, 17161)]