123740568

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{81839}}^1$

素因数の和:81861

約数の個数: 64

約数和(自身を含む): 392832000

約数和(自身を除く): 269091432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 81839, 163678, 245517, 327356, 491034, 572873, 654712, 736551, 982068, 1145746, 1473102, 1718619, 1964136, 2209653, 2291492, 2946204, 3437238, 4419306, 4582984, 5155857, 5892408, 6874476, 8838612, 10311714, 13748952, 15467571, 17677224, 20623428, 30935142, 41246856, 61870284, 123740568]

約数ペア:

[(1, 123740568), (2, 61870284), (3, 41246856), (4, 30935142), (6, 20623428), (7, 17677224), (8, 15467571), (9, 13748952), (12, 10311714), (14, 8838612), (18, 6874476), (21, 5892408), (24, 5155857), (27, 4582984), (28, 4419306), (36, 3437238), (42, 2946204), (54, 2291492), (56, 2209653), (63, 1964136), (72, 1718619), (84, 1473102), (108, 1145746), (126, 982068), (168, 736551), (189, 654712), (216, 572873), (252, 491034), (378, 327356), (504, 245517), (756, 163678), (1512, 81839)]