1979436240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{11503}}^1$

素因数の和:11761

約数の個数: 120

約数和(自身を含む): 6676001280

約数和(自身を除く): 4696565040

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, 239, 240, 360, 478, 717, 720, 956, 1195, 1434, 1912, 2151, 2390, 2868, 3585, 3824, 4302, 4780, 5736, 7170, 8604, 9560, 10755, 11472, 11503, 14340, 17208, 19120, 21510, 23006, 28680, 34416, 34509, 43020, 46012, 57360, 57515, 69018, 86040, 92024, 103527, 115030, 138036, 172080, 172545, 184048, 207054, 230060, 276072, 345090, 414108, 460120, 517635, 552144, 690180, 828216, 920240, 1035270, 1380360, 1656432, 2070540, 2749217, 2760720, 4141080, 5498434, 8247651, 8282160, 10996868, 13746085, 16495302, 21993736, 24742953, 27492170, 32990604, 41238255, 43987472, 49485906, 54984340, 65981208, 82476510, 98971812, 109968680, 123714765, 131962416, 164953020, 197943624, 219937360, 247429530, 329906040, 395887248, 494859060, 659812080, 989718120, 1979436240]

約数ペア:

[(1, 1979436240), (2, 989718120), (3, 659812080), (4, 494859060), (5, 395887248), (6, 329906040), (8, 247429530), (9, 219937360), (10, 197943624), (12, 164953020), (15, 131962416), (16, 123714765), (18, 109968680), (20, 98971812), (24, 82476510), (30, 65981208), (36, 54984340), (40, 49485906), (45, 43987472), (48, 41238255), (60, 32990604), (72, 27492170), (80, 24742953), (90, 21993736), (120, 16495302), (144, 13746085), (180, 10996868), (239, 8282160), (240, 8247651), (360, 5498434), (478, 4141080), (717, 2760720), (720, 2749217), (956, 2070540), (1195, 1656432), (1434, 1380360), (1912, 1035270), (2151, 920240), (2390, 828216), (2868, 690180), (3585, 552144), (3824, 517635), (4302, 460120), (4780, 414108), (5736, 345090), (7170, 276072), (8604, 230060), (9560, 207054), (10755, 184048), (11472, 172545), (11503, 172080), (14340, 138036), (17208, 115030), (19120, 103527), (21510, 92024), (23006, 86040), (28680, 69018), (34416, 57515), (34509, 57360), (43020, 46012)]