20823223680

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{516449}}^1$

素因数の和:516481

約数の個数: 192

約数和(自身を含む): 82177524000

約数和(自身を除く): 61354300320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 516449, 1032898, 1549347, 2065796, 2582245, 3098694, 3615143, 4131592, 4648041, 5164490, 6197388, 7230286, 7746735, 8263184, 9296082, 10328980, 10845429, 12394776, 14460572, 15493470, 16526368, 18075715, 18592164, 20657960, 21690858, 23240205, 24789552, 28921144, 30986940, 32536287, 33052736, 36151430, 37184328, 41315920, 43381716, 46480410, 49579104, 54227145, 57842288, 61973880, 65072574, 66105472, 72302860, 74368656, 82631840, 86763432, 92960820, 99158208, 108454290, 115684576, 123947760, 130145148, 144605720, 148737312, 162681435, 165263680, 173526864, 185921640, 198316416, 216908580, 231369152, 247895520, 260290296, 289211440, 297474624, 325362870, 330527360, 347053728, 371843280, 433817160, 462738304, 495791040, 520580592, 578422880, 594949248, 650725740, 694107456, 743686560, 867634320, 991582080, 1041161184, 1156845760, 1301451480, 1388214912, 1487373120, 1735268640, 2082322368, 2313691520, 2602902960, 2974746240, 3470537280, 4164644736, 5205805920, 6941074560, 10411611840, 20823223680]

約数ペア:

[(1, 20823223680), (2, 10411611840), (3, 6941074560), (4, 5205805920), (5, 4164644736), (6, 3470537280), (7, 2974746240), (8, 2602902960), (9, 2313691520), (10, 2082322368), (12, 1735268640), (14, 1487373120), (15, 1388214912), (16, 1301451480), (18, 1156845760), (20, 1041161184), (21, 991582080), (24, 867634320), (28, 743686560), (30, 694107456), (32, 650725740), (35, 594949248), (36, 578422880), (40, 520580592), (42, 495791040), (45, 462738304), (48, 433817160), (56, 371843280), (60, 347053728), (63, 330527360), (64, 325362870), (70, 297474624), (72, 289211440), (80, 260290296), (84, 247895520), (90, 231369152), (96, 216908580), (105, 198316416), (112, 185921640), (120, 173526864), (126, 165263680), (128, 162681435), (140, 148737312), (144, 144605720), (160, 130145148), (168, 123947760), (180, 115684576), (192, 108454290), (210, 99158208), (224, 92960820), (240, 86763432), (252, 82631840), (280, 74368656), (288, 72302860), (315, 66105472), (320, 65072574), (336, 61973880), (360, 57842288), (384, 54227145), (420, 49579104), (448, 46480410), (480, 43381716), (504, 41315920), (560, 37184328), (576, 36151430), (630, 33052736), (640, 32536287), (672, 30986940), (720, 28921144), (840, 24789552), (896, 23240205), (960, 21690858), (1008, 20657960), (1120, 18592164), (1152, 18075715), (1260, 16526368), (1344, 15493470), (1440, 14460572), (1680, 12394776), (1920, 10845429), (2016, 10328980), (2240, 9296082), (2520, 8263184), (2688, 7746735), (2880, 7230286), (3360, 6197388), (4032, 5164490), (4480, 4648041), (5040, 4131592), (5760, 3615143), (6720, 3098694), (8064, 2582245), (10080, 2065796), (13440, 1549347), (20160, 1032898), (40320, 516449)]