681200664

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{1997}}^1$

素因数の和:2300

約数の個数: 64

約数和(自身を含む): 1739219040

約数和(自身を除く): 1058018376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 233, 244, 366, 466, 488, 699, 732, 932, 1398, 1464, 1864, 1997, 2796, 3994, 5592, 5991, 7988, 11982, 14213, 15976, 23964, 28426, 42639, 47928, 56852, 85278, 113704, 121817, 170556, 243634, 341112, 365451, 465301, 487268, 730902, 930602, 974536, 1395903, 1461804, 1861204, 2791806, 2923608, 3722408, 5583612, 11167224, 28383361, 56766722, 85150083, 113533444, 170300166, 227066888, 340600332, 681200664]

約数ペア:

[(1, 681200664), (2, 340600332), (3, 227066888), (4, 170300166), (6, 113533444), (8, 85150083), (12, 56766722), (24, 28383361), (61, 11167224), (122, 5583612), (183, 3722408), (233, 2923608), (244, 2791806), (366, 1861204), (466, 1461804), (488, 1395903), (699, 974536), (732, 930602), (932, 730902), (1398, 487268), (1464, 465301), (1864, 365451), (1997, 341112), (2796, 243634), (3994, 170556), (5592, 121817), (5991, 113704), (7988, 85278), (11982, 56852), (14213, 47928), (15976, 42639), (23964, 28426)]