264471760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2447}}^1$

素因数の和:2660

約数の個数: 80

約数和(自身を含む): 706669056

約数和(自身を除く): 442197296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 280, 386, 560, 772, 965, 1351, 1544, 1930, 2447, 2702, 3088, 3860, 4894, 5404, 6755, 7720, 9788, 10808, 12235, 13510, 15440, 17129, 19576, 21616, 24470, 27020, 34258, 39152, 48940, 54040, 68516, 85645, 97880, 108080, 137032, 171290, 195760, 274064, 342580, 472271, 685160, 944542, 1370320, 1889084, 2361355, 3305897, 3778168, 4722710, 6611794, 7556336, 9445420, 13223588, 16529485, 18890840, 26447176, 33058970, 37781680, 52894352, 66117940, 132235880, 264471760]

約数ペア:

[(1, 264471760), (2, 132235880), (4, 66117940), (5, 52894352), (7, 37781680), (8, 33058970), (10, 26447176), (14, 18890840), (16, 16529485), (20, 13223588), (28, 9445420), (35, 7556336), (40, 6611794), (56, 4722710), (70, 3778168), (80, 3305897), (112, 2361355), (140, 1889084), (193, 1370320), (280, 944542), (386, 685160), (560, 472271), (772, 342580), (965, 274064), (1351, 195760), (1544, 171290), (1930, 137032), (2447, 108080), (2702, 97880), (3088, 85645), (3860, 68516), (4894, 54040), (5404, 48940), (6755, 39152), (7720, 34258), (9788, 27020), (10808, 24470), (12235, 21616), (13510, 19576), (15440, 17129)]