654930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 1797120

約数和(自身を除く): 1142190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 383, 570, 766, 855, 1149, 1710, 1915, 2298, 3447, 3830, 5745, 6894, 7277, 11490, 14554, 17235, 21831, 34470, 36385, 43662, 65493, 72770, 109155, 130986, 218310, 327465, 654930]

約数ペア:

[(1, 654930), (2, 327465), (3, 218310), (5, 130986), (6, 109155), (9, 72770), (10, 65493), (15, 43662), (18, 36385), (19, 34470), (30, 21831), (38, 17235), (45, 14554), (57, 11490), (90, 7277), (95, 6894), (114, 5745), (171, 3830), (190, 3447), (285, 2298), (342, 1915), (383, 1710), (570, 1149), (766, 855)]