208065900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{99079}}^1$

素因数の和:99103

約数の個数: 72

約数和(自身を含む): 688011520

約数和(自身を除く): 479945620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 99079, 198158, 297237, 396316, 495395, 594474, 693553, 990790, 1188948, 1387106, 1486185, 1981580, 2080659, 2476975, 2774212, 2972370, 3467765, 4161318, 4953950, 5944740, 6935530, 7430925, 8322636, 9907900, 10403295, 13871060, 14861850, 17338825, 20806590, 29723700, 34677650, 41613180, 52016475, 69355300, 104032950, 208065900]

約数ペア:

[(1, 208065900), (2, 104032950), (3, 69355300), (4, 52016475), (5, 41613180), (6, 34677650), (7, 29723700), (10, 20806590), (12, 17338825), (14, 14861850), (15, 13871060), (20, 10403295), (21, 9907900), (25, 8322636), (28, 7430925), (30, 6935530), (35, 5944740), (42, 4953950), (50, 4161318), (60, 3467765), (70, 2972370), (75, 2774212), (84, 2476975), (100, 2080659), (105, 1981580), (140, 1486185), (150, 1387106), (175, 1188948), (210, 990790), (300, 693553), (350, 594474), (420, 495395), (525, 396316), (700, 297237), (1050, 198158), (2100, 99079)]