72455940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1051}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 220566528

約数和(自身を除く): 148110588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1051, 1149, 1532, 1915, 2102, 2298, 3153, 3447, 3830, 4204, 4596, 5255, 5745, 6306, 6894, 7660, 9459, 10510, 11490, 12612, 13788, 15765, 17235, 18918, 21020, 22980, 31530, 34470, 37836, 47295, 63060, 68940, 94590, 189180, 402533, 805066, 1207599, 1610132, 2012665, 2415198, 3622797, 4025330, 4830396, 6037995, 7245594, 8050660, 12075990, 14491188, 18113985, 24151980, 36227970, 72455940]

約数ペア:

[(1, 72455940), (2, 36227970), (3, 24151980), (4, 18113985), (5, 14491188), (6, 12075990), (9, 8050660), (10, 7245594), (12, 6037995), (15, 4830396), (18, 4025330), (20, 3622797), (30, 2415198), (36, 2012665), (45, 1610132), (60, 1207599), (90, 805066), (180, 402533), (383, 189180), (766, 94590), (1051, 68940), (1149, 63060), (1532, 47295), (1915, 37836), (2102, 34470), (2298, 31530), (3153, 22980), (3447, 21020), (3830, 18918), (4204, 17235), (4596, 15765), (5255, 13788), (5745, 12612), (6306, 11490), (6894, 10510), (7660, 9459)]