64012620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{21773}}^1$

素因数の和:21799

約数の個数: 72

約数和(自身を含む): 208507824

約数和(自身を除く): 144495204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 21773, 43546, 65319, 87092, 108865, 130638, 152411, 217730, 261276, 304822, 326595, 435460, 457233, 609644, 653190, 762055, 914466, 1066877, 1306380, 1524110, 1828932, 2133754, 2286165, 3048220, 3200631, 4267508, 4572330, 5334385, 6401262, 9144660, 10668770, 12802524, 16003155, 21337540, 32006310, 64012620]

約数ペア:

[(1, 64012620), (2, 32006310), (3, 21337540), (4, 16003155), (5, 12802524), (6, 10668770), (7, 9144660), (10, 6401262), (12, 5334385), (14, 4572330), (15, 4267508), (20, 3200631), (21, 3048220), (28, 2286165), (30, 2133754), (35, 1828932), (42, 1524110), (49, 1306380), (60, 1066877), (70, 914466), (84, 762055), (98, 653190), (105, 609644), (140, 457233), (147, 435460), (196, 326595), (210, 304822), (245, 261276), (294, 217730), (420, 152411), (490, 130638), (588, 108865), (735, 87092), (980, 65319), (1470, 43546), (2940, 21773)]