20078362080

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{663967}}^1$

素因数の和:663998

約数の個数: 192

約数和(自身を含む): 80313569280

約数和(自身を除く): 60235207200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 663967, 1327934, 1991901, 2655868, 3319835, 3983802, 4647769, 5311736, 5975703, 6639670, 7967604, 9295538, 9959505, 10623472, 11951406, 13279340, 13943307, 15935208, 17927109, 18591076, 19919010, 21246944, 23238845, 23902812, 26558680, 27886614, 29878515, 31870416, 35854218, 37182152, 39838020, 41829921, 46477690, 47805624, 53117360, 55773228, 59757030, 63740832, 69716535, 71708436, 74364304, 79676040, 83659842, 89635545, 92955380, 95611248, 106234720, 111546456, 119514060, 125489763, 139433070, 143416872, 148728608, 159352080, 167319684, 179271090, 185910760, 191222496, 209149605, 223092912, 239028120, 250979526, 278866140, 286833744, 318704160, 334639368, 358542180, 371821520, 418299210, 446185824, 478056240, 501959052, 557732280, 573667488, 627448815, 669278736, 717084360, 743643040, 836598420, 956112480, 1003918104, 1115464560, 1254897630, 1338557472, 1434168720, 1673196840, 2007836208, 2230929120, 2509795260, 2868337440, 3346393680, 4015672416, 5019590520, 6692787360, 10039181040, 20078362080]

約数ペア:

[(1, 20078362080), (2, 10039181040), (3, 6692787360), (4, 5019590520), (5, 4015672416), (6, 3346393680), (7, 2868337440), (8, 2509795260), (9, 2230929120), (10, 2007836208), (12, 1673196840), (14, 1434168720), (15, 1338557472), (16, 1254897630), (18, 1115464560), (20, 1003918104), (21, 956112480), (24, 836598420), (27, 743643040), (28, 717084360), (30, 669278736), (32, 627448815), (35, 573667488), (36, 557732280), (40, 501959052), (42, 478056240), (45, 446185824), (48, 418299210), (54, 371821520), (56, 358542180), (60, 334639368), (63, 318704160), (70, 286833744), (72, 278866140), (80, 250979526), (84, 239028120), (90, 223092912), (96, 209149605), (105, 191222496), (108, 185910760), (112, 179271090), (120, 167319684), (126, 159352080), (135, 148728608), (140, 143416872), (144, 139433070), (160, 125489763), (168, 119514060), (180, 111546456), (189, 106234720), (210, 95611248), (216, 92955380), (224, 89635545), (240, 83659842), (252, 79676040), (270, 74364304), (280, 71708436), (288, 69716535), (315, 63740832), (336, 59757030), (360, 55773228), (378, 53117360), (420, 47805624), (432, 46477690), (480, 41829921), (504, 39838020), (540, 37182152), (560, 35854218), (630, 31870416), (672, 29878515), (720, 27886614), (756, 26558680), (840, 23902812), (864, 23238845), (945, 21246944), (1008, 19919010), (1080, 18591076), (1120, 17927109), (1260, 15935208), (1440, 13943307), (1512, 13279340), (1680, 11951406), (1890, 10623472), (2016, 9959505), (2160, 9295538), (2520, 7967604), (3024, 6639670), (3360, 5975703), (3780, 5311736), (4320, 4647769), (5040, 3983802), (6048, 3319835), (7560, 2655868), (10080, 1991901), (15120, 1327934), (30240, 663967)]