71617680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{99469}}^1$

素因数の和:99488

約数の個数: 60

約数和(自身を含む): 240518460

約数和(自身を除く): 168900780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 99469, 198938, 298407, 397876, 497345, 596814, 795752, 895221, 994690, 1193628, 1492035, 1591504, 1790442, 1989380, 2387256, 2984070, 3580884, 3978760, 4476105, 4774512, 5968140, 7161768, 7957520, 8952210, 11936280, 14323536, 17904420, 23872560, 35808840, 71617680]

約数ペア:

[(1, 71617680), (2, 35808840), (3, 23872560), (4, 17904420), (5, 14323536), (6, 11936280), (8, 8952210), (9, 7957520), (10, 7161768), (12, 5968140), (15, 4774512), (16, 4476105), (18, 3978760), (20, 3580884), (24, 2984070), (30, 2387256), (36, 1989380), (40, 1790442), (45, 1591504), (48, 1492035), (60, 1193628), (72, 994690), (80, 895221), (90, 795752), (120, 596814), (144, 497345), (180, 397876), (240, 298407), (360, 198938), (720, 99469)]