121490640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{168737}}^1$

素因数の和:168756

約数の個数: 60

約数和(自身を含む): 408008484

約数和(自身を除く): 286517844

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, 168737, 337474, 506211, 674948, 843685, 1012422, 1349896, 1518633, 1687370, 2024844, 2531055, 2699792, 3037266, 3374740, 4049688, 5062110, 6074532, 6749480, 7593165, 8099376, 10124220, 12149064, 13498960, 15186330, 20248440, 24298128, 30372660, 40496880, 60745320, 121490640]

約数ペア:

[(1, 121490640), (2, 60745320), (3, 40496880), (4, 30372660), (5, 24298128), (6, 20248440), (8, 15186330), (9, 13498960), (10, 12149064), (12, 10124220), (15, 8099376), (16, 7593165), (18, 6749480), (20, 6074532), (24, 5062110), (30, 4049688), (36, 3374740), (40, 3037266), (45, 2699792), (48, 2531055), (60, 2024844), (72, 1687370), (80, 1518633), (90, 1349896), (120, 1012422), (144, 843685), (180, 674948), (240, 506211), (360, 337474), (720, 168737)]