20199541680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{33359}}^1$

素因数の和:33436

約数の個数: 180

約数和(自身を含む): 70258762080

約数和(自身を除く): 50059220400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 841, 870, 1044, 1160, 1305, 1392, 1682, 1740, 2088, 2320, 2523, 2610, 3364, 3480, 4176, 4205, 5046, 5220, 6728, 6960, 7569, 8410, 10092, 10440, 12615, 13456, 15138, 16820, 20184, 20880, 25230, 30276, 33359, 33640, 37845, 40368, 50460, 60552, 66718, 67280, 75690, 100077, 100920, 121104, 133436, 151380, 166795, 200154, 201840, 266872, 300231, 302760, 333590, 400308, 500385, 533744, 600462, 605520, 667180, 800616, 967411, 1000770, 1200924, 1334360, 1501155, 1601232, 1934822, 2001540, 2401848, 2668720, 2902233, 3002310, 3869644, 4003080, 4803696, 4837055, 5804466, 6004620, 7739288, 8006160, 8706699, 9674110, 11608932, 12009240, 14511165, 15478576, 17413398, 19348220, 23217864, 24018480, 28054919, 29022330, 34826796, 38696440, 43533495, 46435728, 56109838, 58044660, 69653592, 77392880, 84164757, 87066990, 112219676, 116089320, 139307184, 140274595, 168329514, 174133980, 224439352, 232178640, 252494271, 280549190, 336659028, 348267960, 420823785, 448878704, 504988542, 561098380, 673318056, 696535920, 841647570, 1009977084, 1122196760, 1262471355, 1346636112, 1683295140, 2019954168, 2244393520, 2524942710, 3366590280, 4039908336, 5049885420, 6733180560, 10099770840, 20199541680]

約数ペア:

[(1, 20199541680), (2, 10099770840), (3, 6733180560), (4, 5049885420), (5, 4039908336), (6, 3366590280), (8, 2524942710), (9, 2244393520), (10, 2019954168), (12, 1683295140), (15, 1346636112), (16, 1262471355), (18, 1122196760), (20, 1009977084), (24, 841647570), (29, 696535920), (30, 673318056), (36, 561098380), (40, 504988542), (45, 448878704), (48, 420823785), (58, 348267960), (60, 336659028), (72, 280549190), (80, 252494271), (87, 232178640), (90, 224439352), (116, 174133980), (120, 168329514), (144, 140274595), (145, 139307184), (174, 116089320), (180, 112219676), (232, 87066990), (240, 84164757), (261, 77392880), (290, 69653592), (348, 58044660), (360, 56109838), (435, 46435728), (464, 43533495), (522, 38696440), (580, 34826796), (696, 29022330), (720, 28054919), (841, 24018480), (870, 23217864), (1044, 19348220), (1160, 17413398), (1305, 15478576), (1392, 14511165), (1682, 12009240), (1740, 11608932), (2088, 9674110), (2320, 8706699), (2523, 8006160), (2610, 7739288), (3364, 6004620), (3480, 5804466), (4176, 4837055), (4205, 4803696), (5046, 4003080), (5220, 3869644), (6728, 3002310), (6960, 2902233), (7569, 2668720), (8410, 2401848), (10092, 2001540), (10440, 1934822), (12615, 1601232), (13456, 1501155), (15138, 1334360), (16820, 1200924), (20184, 1000770), (20880, 967411), (25230, 800616), (30276, 667180), (33359, 605520), (33640, 600462), (37845, 533744), (40368, 500385), (50460, 400308), (60552, 333590), (66718, 302760), (67280, 300231), (75690, 266872), (100077, 201840), (100920, 200154), (121104, 166795), (133436, 151380)]