20080190760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{95239}}^1$

素因数の和:95511

約数の個数: 128

約数和(自身を含む): 69121382400

約数和(自身を除く): 49041191640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 420, 502, 753, 840, 1004, 1255, 1506, 1757, 2008, 2510, 3012, 3514, 3765, 5020, 5271, 6024, 7028, 7530, 8785, 10040, 10542, 14056, 15060, 17570, 21084, 26355, 30120, 35140, 42168, 52710, 70280, 95239, 105420, 190478, 210840, 285717, 380956, 476195, 571434, 666673, 761912, 952390, 1142868, 1333346, 1428585, 1904780, 2000019, 2285736, 2666692, 2857170, 3333365, 3809560, 4000038, 5333384, 5714340, 6666730, 8000076, 10000095, 11428680, 13333460, 16000152, 20000190, 23904989, 26666920, 40000380, 47809978, 71714967, 80000760, 95619956, 119524945, 143429934, 167334923, 191239912, 239049890, 286859868, 334669846, 358574835, 478099780, 502004769, 573719736, 669339692, 717149670, 836674615, 956199560, 1004009538, 1338679384, 1434299340, 1673349230, 2008019076, 2510023845, 2868598680, 3346698460, 4016038152, 5020047690, 6693396920, 10040095380, 20080190760]

約数ペア:

[(1, 20080190760), (2, 10040095380), (3, 6693396920), (4, 5020047690), (5, 4016038152), (6, 3346698460), (7, 2868598680), (8, 2510023845), (10, 2008019076), (12, 1673349230), (14, 1434299340), (15, 1338679384), (20, 1004009538), (21, 956199560), (24, 836674615), (28, 717149670), (30, 669339692), (35, 573719736), (40, 502004769), (42, 478099780), (56, 358574835), (60, 334669846), (70, 286859868), (84, 239049890), (105, 191239912), (120, 167334923), (140, 143429934), (168, 119524945), (210, 95619956), (251, 80000760), (280, 71714967), (420, 47809978), (502, 40000380), (753, 26666920), (840, 23904989), (1004, 20000190), (1255, 16000152), (1506, 13333460), (1757, 11428680), (2008, 10000095), (2510, 8000076), (3012, 6666730), (3514, 5714340), (3765, 5333384), (5020, 4000038), (5271, 3809560), (6024, 3333365), (7028, 2857170), (7530, 2666692), (8785, 2285736), (10040, 2000019), (10542, 1904780), (14056, 1428585), (15060, 1333346), (17570, 1142868), (21084, 952390), (26355, 761912), (30120, 666673), (35140, 571434), (42168, 476195), (52710, 380956), (70280, 285717), (95239, 210840), (105420, 190478)]