66664980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{967}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 202954752

約数和(自身を除く): 136289772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 967, 1149, 1532, 1915, 1934, 2298, 2901, 3447, 3830, 3868, 4596, 4835, 5745, 5802, 6894, 7660, 8703, 9670, 11490, 11604, 13788, 14505, 17235, 17406, 19340, 22980, 29010, 34470, 34812, 43515, 58020, 68940, 87030, 174060, 370361, 740722, 1111083, 1481444, 1851805, 2222166, 3333249, 3703610, 4444332, 5555415, 6666498, 7407220, 11110830, 13332996, 16666245, 22221660, 33332490, 66664980]

約数ペア:

[(1, 66664980), (2, 33332490), (3, 22221660), (4, 16666245), (5, 13332996), (6, 11110830), (9, 7407220), (10, 6666498), (12, 5555415), (15, 4444332), (18, 3703610), (20, 3333249), (30, 2222166), (36, 1851805), (45, 1481444), (60, 1111083), (90, 740722), (180, 370361), (383, 174060), (766, 87030), (967, 68940), (1149, 58020), (1532, 43515), (1915, 34812), (1934, 34470), (2298, 29010), (2901, 22980), (3447, 19340), (3830, 17406), (3868, 17235), (4596, 14505), (4835, 13788), (5745, 11604), (5802, 11490), (6894, 9670), (7660, 8703)]