123853520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3301}}^1$

素因数の和:3388

約数の個数: 80

約数和(自身を含む): 334109568

約数和(自身を除く): 210256048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2680, 3301, 3752, 4690, 5360, 6602, 7504, 9380, 13204, 16505, 18760, 23107, 26408, 33010, 37520, 46214, 52816, 66020, 92428, 115535, 132040, 184856, 221167, 231070, 264080, 369712, 442334, 462140, 884668, 924280, 1105835, 1548169, 1769336, 1848560, 2211670, 3096338, 3538672, 4423340, 6192676, 7740845, 8846680, 12385352, 15481690, 17693360, 24770704, 30963380, 61926760, 123853520]

約数ペア:

[(1, 123853520), (2, 61926760), (4, 30963380), (5, 24770704), (7, 17693360), (8, 15481690), (10, 12385352), (14, 8846680), (16, 7740845), (20, 6192676), (28, 4423340), (35, 3538672), (40, 3096338), (56, 2211670), (67, 1848560), (70, 1769336), (80, 1548169), (112, 1105835), (134, 924280), (140, 884668), (268, 462140), (280, 442334), (335, 369712), (469, 264080), (536, 231070), (560, 221167), (670, 184856), (938, 132040), (1072, 115535), (1340, 92428), (1876, 66020), (2345, 52816), (2680, 46214), (3301, 37520), (3752, 33010), (4690, 26408), (5360, 23107), (6602, 18760), (7504, 16505), (9380, 13204)]