219798856980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1221104761}}^1$

素因数の和:1221104776

約数の個数: 36

約数和(自身を含む): 666723200052

約数和(自身を除く): 446924343072

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1221104761, 2442209522, 3663314283, 4884419044, 6105523805, 7326628566, 10989942849, 12211047610, 14653257132, 18316571415, 21979885698, 24422095220, 36633142830, 43959771396, 54949714245, 73266285660, 109899428490, 219798856980]

約数ペア:

[(1, 219798856980), (2, 109899428490), (3, 73266285660), (4, 54949714245), (5, 43959771396), (6, 36633142830), (9, 24422095220), (10, 21979885698), (12, 18316571415), (15, 14653257132), (18, 12211047610), (20, 10989942849), (30, 7326628566), (36, 6105523805), (45, 4884419044), (60, 3663314283), (90, 2442209522), (180, 1221104761)]