317532880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{919}}^1$

素因数の和:1556

約数の個数: 80

約数和(自身を含む): 846017280

約数和(自身を除く): 528484400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 617, 919, 1234, 1838, 2468, 3085, 3676, 4319, 4595, 4936, 6170, 6433, 7352, 8638, 9190, 9872, 12340, 12866, 14704, 17276, 18380, 21595, 24680, 25732, 32165, 34552, 36760, 43190, 49360, 51464, 64330, 69104, 73520, 86380, 102928, 128660, 172760, 257320, 345520, 514640, 567023, 1134046, 2268092, 2835115, 3969161, 4536184, 5670230, 7938322, 9072368, 11340460, 15876644, 19845805, 22680920, 31753288, 39691610, 45361840, 63506576, 79383220, 158766440, 317532880]

約数ペア:

[(1, 317532880), (2, 158766440), (4, 79383220), (5, 63506576), (7, 45361840), (8, 39691610), (10, 31753288), (14, 22680920), (16, 19845805), (20, 15876644), (28, 11340460), (35, 9072368), (40, 7938322), (56, 5670230), (70, 4536184), (80, 3969161), (112, 2835115), (140, 2268092), (280, 1134046), (560, 567023), (617, 514640), (919, 345520), (1234, 257320), (1838, 172760), (2468, 128660), (3085, 102928), (3676, 86380), (4319, 73520), (4595, 69104), (4936, 64330), (6170, 51464), (6433, 49360), (7352, 43190), (8638, 36760), (9190, 34552), (9872, 32165), (12340, 25732), (12866, 24680), (14704, 21595), (17276, 18380)]