20558272000

素因数分解:

$2^9\times 5^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:570

約数の個数: 320

約数和(自身を含む): 59264599680

約数和(自身を除く): 38706327680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 109, 112, 125, 128, 140, 160, 175, 200, 218, 224, 250, 256, 280, 320, 350, 400, 421, 436, 448, 500, 512, 545, 560, 640, 700, 763, 800, 842, 872, 875, 896, 1000, 1090, 1120, 1280, 1400, 1526, 1600, 1684, 1744, 1750, 1792, 2000, 2105, 2180, 2240, 2560, 2725, 2800, 2947, 3052, 3200, 3368, 3488, 3500, 3584, 3815, 4000, 4210, 4360, 4480, 5450, 5600, 5894, 6104, 6400, 6736, 6976, 7000, 7630, 8000, 8420, 8720, 8960, 10525, 10900, 11200, 11788, 12208, 12800, 13472, 13625, 13952, 14000, 14735, 15260, 16000, 16840, 17440, 17920, 19075, 21050, 21800, 22400, 23576, 24416, 26944, 27250, 27904, 28000, 29470, 30520, 32000, 33680, 34880, 38150, 42100, 43600, 44800, 45889, 47152, 48832, 52625, 53888, 54500, 55808, 56000, 58940, 61040, 64000, 67360, 69760, 73675, 76300, 84200, 87200, 89600, 91778, 94304, 95375, 97664, 105250, 107776, 109000, 112000, 117880, 122080, 134720, 139520, 147350, 152600, 168400, 174400, 183556, 188608, 190750, 195328, 210500, 215552, 218000, 224000, 229445, 235760, 244160, 269440, 279040, 294700, 305200, 321223, 336800, 348800, 367112, 368375, 377216, 381500, 390656, 421000, 436000, 448000, 458890, 471520, 488320, 538880, 589400, 610400, 642446, 673600, 697600, 734224, 736750, 754432, 763000, 842000, 872000, 917780, 943040, 976640, 1077760, 1147225, 1178800, 1220800, 1284892, 1347200, 1395200, 1468448, 1473500, 1508864, 1526000, 1606115, 1684000, 1744000, 1835560, 1886080, 1953280, 2294450, 2357600, 2441600, 2569784, 2694400, 2936896, 2947000, 3052000, 3212230, 3368000, 3488000, 3671120, 3772160, 4588900, 4715200, 4883200, 5139568, 5388800, 5736125, 5873792, 5894000, 6104000, 6424460, 6736000, 6976000, 7342240, 7544320, 8030575, 9177800, 9430400, 9766400, 10279136, 11472250, 11747584, 11788000, 12208000, 12848920, 13472000, 14684480, 16061150, 18355600, 18860800, 20558272, 22944500, 23495168, 23576000, 24416000, 25697840, 26944000, 29368960, 32122300, 36711200, 37721600, 40152875, 41116544, 45889000, 47152000, 48832000, 51395680, 58737920, 64244600, 73422400, 80305750, 82233088, 91778000, 94304000, 102791360, 117475840, 128489200, 146844800, 160611500, 164466176, 183556000, 188608000, 205582720, 256978400, 293689600, 321223000, 367112000, 411165440, 513956800, 587379200, 642446000, 734224000, 822330880, 1027913600, 1284892000, 1468448000, 2055827200, 2569784000, 2936896000, 4111654400, 5139568000, 10279136000, 20558272000]

約数ペア:

[(1, 20558272000), (2, 10279136000), (4, 5139568000), (5, 4111654400), (7, 2936896000), (8, 2569784000), (10, 2055827200), (14, 1468448000), (16, 1284892000), (20, 1027913600), (25, 822330880), (28, 734224000), (32, 642446000), (35, 587379200), (40, 513956800), (50, 411165440), (56, 367112000), (64, 321223000), (70, 293689600), (80, 256978400), (100, 205582720), (109, 188608000), (112, 183556000), (125, 164466176), (128, 160611500), (140, 146844800), (160, 128489200), (175, 117475840), (200, 102791360), (218, 94304000), (224, 91778000), (250, 82233088), (256, 80305750), (280, 73422400), (320, 64244600), (350, 58737920), (400, 51395680), (421, 48832000), (436, 47152000), (448, 45889000), (500, 41116544), (512, 40152875), (545, 37721600), (560, 36711200), (640, 32122300), (700, 29368960), (763, 26944000), (800, 25697840), (842, 24416000), (872, 23576000), (875, 23495168), (896, 22944500), (1000, 20558272), (1090, 18860800), (1120, 18355600), (1280, 16061150), (1400, 14684480), (1526, 13472000), (1600, 12848920), (1684, 12208000), (1744, 11788000), (1750, 11747584), (1792, 11472250), (2000, 10279136), (2105, 9766400), (2180, 9430400), (2240, 9177800), (2560, 8030575), (2725, 7544320), (2800, 7342240), (2947, 6976000), (3052, 6736000), (3200, 6424460), (3368, 6104000), (3488, 5894000), (3500, 5873792), (3584, 5736125), (3815, 5388800), (4000, 5139568), (4210, 4883200), (4360, 4715200), (4480, 4588900), (5450, 3772160), (5600, 3671120), (5894, 3488000), (6104, 3368000), (6400, 3212230), (6736, 3052000), (6976, 2947000), (7000, 2936896), (7630, 2694400), (8000, 2569784), (8420, 2441600), (8720, 2357600), (8960, 2294450), (10525, 1953280), (10900, 1886080), (11200, 1835560), (11788, 1744000), (12208, 1684000), (12800, 1606115), (13472, 1526000), (13625, 1508864), (13952, 1473500), (14000, 1468448), (14735, 1395200), (15260, 1347200), (16000, 1284892), (16840, 1220800), (17440, 1178800), (17920, 1147225), (19075, 1077760), (21050, 976640), (21800, 943040), (22400, 917780), (23576, 872000), (24416, 842000), (26944, 763000), (27250, 754432), (27904, 736750), (28000, 734224), (29470, 697600), (30520, 673600), (32000, 642446), (33680, 610400), (34880, 589400), (38150, 538880), (42100, 488320), (43600, 471520), (44800, 458890), (45889, 448000), (47152, 436000), (48832, 421000), (52625, 390656), (53888, 381500), (54500, 377216), (55808, 368375), (56000, 367112), (58940, 348800), (61040, 336800), (64000, 321223), (67360, 305200), (69760, 294700), (73675, 279040), (76300, 269440), (84200, 244160), (87200, 235760), (89600, 229445), (91778, 224000), (94304, 218000), (95375, 215552), (97664, 210500), (105250, 195328), (107776, 190750), (109000, 188608), (112000, 183556), (117880, 174400), (122080, 168400), (134720, 152600), (139520, 147350)]