128478024

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{21499}}^1$

素因数の和:21594

約数の個数: 48

約数和(自身を含む): 352170000

約数和(自身を除く): 223691976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 5976, 21499, 42998, 64497, 85996, 128994, 171992, 193491, 257988, 386982, 515976, 773964, 1547928, 1784417, 3568834, 5353251, 7137668, 10706502, 14275336, 16059753, 21413004, 32119506, 42826008, 64239012, 128478024]

約数ペア:

[(1, 128478024), (2, 64239012), (3, 42826008), (4, 32119506), (6, 21413004), (8, 16059753), (9, 14275336), (12, 10706502), (18, 7137668), (24, 5353251), (36, 3568834), (72, 1784417), (83, 1547928), (166, 773964), (249, 515976), (332, 386982), (498, 257988), (664, 193491), (747, 171992), (996, 128994), (1494, 85996), (1992, 64497), (2988, 42998), (5976, 21499)]