321914380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{6911}}^1$

素因数の和:7074

約数の個数: 48

約数和(自身を含む): 721115136

約数和(自身を除く): 399200756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 548, 685, 1370, 2329, 2740, 4658, 6911, 9316, 11645, 13822, 23290, 27644, 34555, 46580, 69110, 117487, 138220, 234974, 469948, 587435, 946807, 1174870, 1893614, 2349740, 3787228, 4734035, 9468070, 16095719, 18936140, 32191438, 64382876, 80478595, 160957190, 321914380]

約数ペア:

[(1, 321914380), (2, 160957190), (4, 80478595), (5, 64382876), (10, 32191438), (17, 18936140), (20, 16095719), (34, 9468070), (68, 4734035), (85, 3787228), (137, 2349740), (170, 1893614), (274, 1174870), (340, 946807), (548, 587435), (685, 469948), (1370, 234974), (2329, 138220), (2740, 117487), (4658, 69110), (6911, 46580), (9316, 34555), (11645, 27644), (13822, 23290)]