209963760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1063}}^1$

素因数の和:1902

約数の個数: 80

約数和(自身を含む): 652291584

約数和(自身を除く): 442327824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 823, 1063, 1646, 2126, 2469, 3189, 3292, 4115, 4252, 4938, 5315, 6378, 6584, 8230, 8504, 9876, 10630, 12345, 12756, 13168, 15945, 16460, 17008, 19752, 21260, 24690, 25512, 31890, 32920, 39504, 42520, 49380, 51024, 63780, 65840, 85040, 98760, 127560, 197520, 255120, 874849, 1749698, 2624547, 3499396, 4374245, 5249094, 6998792, 8748490, 10498188, 13122735, 13997584, 17496980, 20996376, 26245470, 34993960, 41992752, 52490940, 69987920, 104981880, 209963760]

約数ペア:

[(1, 209963760), (2, 104981880), (3, 69987920), (4, 52490940), (5, 41992752), (6, 34993960), (8, 26245470), (10, 20996376), (12, 17496980), (15, 13997584), (16, 13122735), (20, 10498188), (24, 8748490), (30, 6998792), (40, 5249094), (48, 4374245), (60, 3499396), (80, 2624547), (120, 1749698), (240, 874849), (823, 255120), (1063, 197520), (1646, 127560), (2126, 98760), (2469, 85040), (3189, 65840), (3292, 63780), (4115, 51024), (4252, 49380), (4938, 42520), (5315, 39504), (6378, 32920), (6584, 31890), (8230, 25512), (8504, 24690), (9876, 21260), (10630, 19752), (12345, 17008), (12756, 16460), (13168, 15945)]