66941700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 223985664

約数和(自身を除く): 157043964

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, 127, 140, 150, 175, 210, 251, 254, 300, 350, 381, 420, 502, 508, 525, 635, 700, 753, 762, 889, 1004, 1050, 1255, 1270, 1506, 1524, 1757, 1778, 1905, 2100, 2510, 2540, 2667, 3012, 3175, 3514, 3556, 3765, 3810, 4445, 5020, 5271, 5334, 6275, 6350, 7028, 7530, 7620, 8785, 8890, 9525, 10542, 10668, 12550, 12700, 13335, 15060, 17570, 17780, 18825, 19050, 21084, 22225, 25100, 26355, 26670, 31877, 35140, 37650, 38100, 43925, 44450, 52710, 53340, 63754, 66675, 75300, 87850, 88900, 95631, 105420, 127508, 131775, 133350, 159385, 175700, 191262, 223139, 263550, 266700, 318770, 382524, 446278, 478155, 527100, 637540, 669417, 796925, 892556, 956310, 1115695, 1338834, 1593850, 1912620, 2231390, 2390775, 2677668, 3187700, 3347085, 4462780, 4781550, 5578475, 6694170, 9563100, 11156950, 13388340, 16735425, 22313900, 33470850, 66941700]

約数ペア:

[(1, 66941700), (2, 33470850), (3, 22313900), (4, 16735425), (5, 13388340), (6, 11156950), (7, 9563100), (10, 6694170), (12, 5578475), (14, 4781550), (15, 4462780), (20, 3347085), (21, 3187700), (25, 2677668), (28, 2390775), (30, 2231390), (35, 1912620), (42, 1593850), (50, 1338834), (60, 1115695), (70, 956310), (75, 892556), (84, 796925), (100, 669417), (105, 637540), (127, 527100), (140, 478155), (150, 446278), (175, 382524), (210, 318770), (251, 266700), (254, 263550), (300, 223139), (350, 191262), (381, 175700), (420, 159385), (502, 133350), (508, 131775), (525, 127508), (635, 105420), (700, 95631), (753, 88900), (762, 87850), (889, 75300), (1004, 66675), (1050, 63754), (1255, 53340), (1270, 52710), (1506, 44450), (1524, 43925), (1757, 38100), (1778, 37650), (1905, 35140), (2100, 31877), (2510, 26670), (2540, 26355), (2667, 25100), (3012, 22225), (3175, 21084), (3514, 19050), (3556, 18825), (3765, 17780), (3810, 17570), (4445, 15060), (5020, 13335), (5271, 12700), (5334, 12550), (6275, 10668), (6350, 10542), (7028, 9525), (7530, 8890), (7620, 8785)]