66541720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3547}}^1$

素因数の和:3632

約数の個数: 64

約数和(自身を含む): 173710080

約数和(自身を除く): 107168360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3547, 3752, 4690, 7094, 9380, 14188, 17735, 18760, 24829, 28376, 35470, 49658, 70940, 99316, 124145, 141880, 198632, 237649, 248290, 475298, 496580, 950596, 993160, 1188245, 1663543, 1901192, 2376490, 3327086, 4752980, 6654172, 8317715, 9505960, 13308344, 16635430, 33270860, 66541720]

約数ペア:

[(1, 66541720), (2, 33270860), (4, 16635430), (5, 13308344), (7, 9505960), (8, 8317715), (10, 6654172), (14, 4752980), (20, 3327086), (28, 2376490), (35, 1901192), (40, 1663543), (56, 1188245), (67, 993160), (70, 950596), (134, 496580), (140, 475298), (268, 248290), (280, 237649), (335, 198632), (469, 141880), (536, 124145), (670, 99316), (938, 70940), (1340, 49658), (1876, 35470), (2345, 28376), (2680, 24829), (3547, 18760), (3752, 17735), (4690, 14188), (7094, 9380)]