20183556160

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:469

約数の個数: 224

約数和(自身を含む): 51257606400

約数和(自身を除く): 31074050240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 109, 115, 139, 160, 181, 184, 218, 230, 278, 320, 362, 368, 436, 460, 545, 556, 695, 724, 736, 872, 905, 920, 1090, 1112, 1390, 1448, 1472, 1744, 1810, 1840, 2180, 2224, 2507, 2780, 2896, 3197, 3488, 3620, 3680, 4163, 4360, 4448, 5014, 5560, 5792, 6394, 6976, 7240, 7360, 8326, 8720, 8896, 10028, 11120, 11584, 12535, 12788, 14480, 15151, 15985, 16652, 17440, 19729, 20056, 20815, 22240, 25070, 25159, 25576, 28960, 30302, 31970, 33304, 34880, 39458, 40112, 41630, 44480, 50140, 50318, 51152, 57920, 60604, 63940, 66608, 75755, 78916, 80224, 83260, 98645, 100280, 100636, 102304, 121208, 125795, 127880, 133216, 151510, 157832, 160448, 166520, 197290, 200560, 201272, 204608, 242416, 251590, 255760, 266432, 303020, 315664, 333040, 348473, 394580, 401120, 402544, 453767, 484832, 503180, 511520, 578657, 606040, 631328, 666080, 696946, 789160, 802240, 805088, 907534, 969664, 1006360, 1023040, 1157314, 1212080, 1262656, 1332160, 1393892, 1578320, 1610176, 1742365, 1815068, 2012720, 2268835, 2314628, 2424160, 2742331, 2787784, 2893285, 3156640, 3484730, 3630136, 4025440, 4537670, 4629256, 4848320, 5484662, 5575568, 5786570, 6313280, 6969460, 7260272, 8050880, 9075340, 9258512, 10969324, 11151136, 11573140, 13711655, 13938920, 14520544, 18150680, 18517024, 21938648, 22302272, 23146280, 27423310, 27877840, 29041088, 36301360, 37034048, 43877296, 46292560, 54846620, 55755680, 63073613, 72602720, 87754592, 92585120, 109693240, 111511360, 126147226, 145205440, 175509184, 185170240, 219386480, 252294452, 315368065, 438772960, 504588904, 630736130, 877545920, 1009177808, 1261472260, 2018355616, 2522944520, 4036711232, 5045889040, 10091778080, 20183556160]

約数ペア:

[(1, 20183556160), (2, 10091778080), (4, 5045889040), (5, 4036711232), (8, 2522944520), (10, 2018355616), (16, 1261472260), (20, 1009177808), (23, 877545920), (32, 630736130), (40, 504588904), (46, 438772960), (64, 315368065), (80, 252294452), (92, 219386480), (109, 185170240), (115, 175509184), (139, 145205440), (160, 126147226), (181, 111511360), (184, 109693240), (218, 92585120), (230, 87754592), (278, 72602720), (320, 63073613), (362, 55755680), (368, 54846620), (436, 46292560), (460, 43877296), (545, 37034048), (556, 36301360), (695, 29041088), (724, 27877840), (736, 27423310), (872, 23146280), (905, 22302272), (920, 21938648), (1090, 18517024), (1112, 18150680), (1390, 14520544), (1448, 13938920), (1472, 13711655), (1744, 11573140), (1810, 11151136), (1840, 10969324), (2180, 9258512), (2224, 9075340), (2507, 8050880), (2780, 7260272), (2896, 6969460), (3197, 6313280), (3488, 5786570), (3620, 5575568), (3680, 5484662), (4163, 4848320), (4360, 4629256), (4448, 4537670), (5014, 4025440), (5560, 3630136), (5792, 3484730), (6394, 3156640), (6976, 2893285), (7240, 2787784), (7360, 2742331), (8326, 2424160), (8720, 2314628), (8896, 2268835), (10028, 2012720), (11120, 1815068), (11584, 1742365), (12535, 1610176), (12788, 1578320), (14480, 1393892), (15151, 1332160), (15985, 1262656), (16652, 1212080), (17440, 1157314), (19729, 1023040), (20056, 1006360), (20815, 969664), (22240, 907534), (25070, 805088), (25159, 802240), (25576, 789160), (28960, 696946), (30302, 666080), (31970, 631328), (33304, 606040), (34880, 578657), (39458, 511520), (40112, 503180), (41630, 484832), (44480, 453767), (50140, 402544), (50318, 401120), (51152, 394580), (57920, 348473), (60604, 333040), (63940, 315664), (66608, 303020), (75755, 266432), (78916, 255760), (80224, 251590), (83260, 242416), (98645, 204608), (100280, 201272), (100636, 200560), (102304, 197290), (121208, 166520), (125795, 160448), (127880, 157832), (133216, 151510)]