81360144

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{2251}}^1$

素因数の和:2516

約数の個数: 60

約数和(自身を含む): 228704112

約数和(自身を除く): 147343968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 753, 1004, 1506, 2008, 2251, 2259, 3012, 4016, 4502, 4518, 6024, 6753, 9004, 9036, 12048, 13506, 18008, 18072, 20259, 27012, 36016, 36144, 40518, 54024, 81036, 108048, 162072, 324144, 565001, 1130002, 1695003, 2260004, 3390006, 4520008, 5085009, 6780012, 9040016, 10170018, 13560024, 20340036, 27120048, 40680072, 81360144]

約数ペア:

[(1, 81360144), (2, 40680072), (3, 27120048), (4, 20340036), (6, 13560024), (8, 10170018), (9, 9040016), (12, 6780012), (16, 5085009), (18, 4520008), (24, 3390006), (36, 2260004), (48, 1695003), (72, 1130002), (144, 565001), (251, 324144), (502, 162072), (753, 108048), (1004, 81036), (1506, 54024), (2008, 40518), (2251, 36144), (2259, 36016), (3012, 27012), (4016, 20259), (4502, 18072), (4518, 18008), (6024, 13506), (6753, 12048), (9004, 9036)]