38165940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4931}}^1$

素因数の和:4989

約数の個数: 72

約数和(自身を含む): 118486368

約数和(自身を除く): 80320428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 4931, 7740, 9862, 14793, 19724, 24655, 29586, 44379, 49310, 59172, 73965, 88758, 98620, 147930, 177516, 212033, 221895, 295860, 424066, 443790, 636099, 848132, 887580, 1060165, 1272198, 1908297, 2120330, 2544396, 3180495, 3816594, 4240660, 6360990, 7633188, 9541485, 12721980, 19082970, 38165940]

約数ペア:

[(1, 38165940), (2, 19082970), (3, 12721980), (4, 9541485), (5, 7633188), (6, 6360990), (9, 4240660), (10, 3816594), (12, 3180495), (15, 2544396), (18, 2120330), (20, 1908297), (30, 1272198), (36, 1060165), (43, 887580), (45, 848132), (60, 636099), (86, 443790), (90, 424066), (129, 295860), (172, 221895), (180, 212033), (215, 177516), (258, 147930), (387, 98620), (430, 88758), (516, 73965), (645, 59172), (774, 49310), (860, 44379), (1290, 29586), (1548, 24655), (1935, 19724), (2580, 14793), (3870, 9862), (4931, 7740)]