21041708800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:312

約数の個数: 432

約数和(自身を含む): 62451558400

約数和(自身を除く): 41409849600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 109, 112, 124, 128, 139, 140, 155, 160, 175, 200, 217, 218, 224, 248, 256, 278, 280, 310, 320, 350, 400, 434, 436, 448, 496, 545, 556, 560, 620, 640, 695, 700, 763, 775, 800, 868, 872, 896, 973, 992, 1085, 1090, 1112, 1120, 1240, 1280, 1390, 1400, 1526, 1550, 1600, 1736, 1744, 1792, 1946, 1984, 2170, 2180, 2224, 2240, 2480, 2725, 2780, 2800, 3052, 3100, 3200, 3379, 3472, 3475, 3488, 3815, 3892, 3968, 4309, 4340, 4360, 4448, 4480, 4865, 4960, 5425, 5450, 5560, 5600, 6104, 6200, 6400, 6758, 6944, 6950, 6976, 7630, 7784, 7936, 8618, 8680, 8720, 8896, 8960, 9730, 9920, 10850, 10900, 11120, 11200, 12208, 12400, 13516, 13888, 13900, 13952, 15151, 15260, 15568, 16895, 17236, 17360, 17440, 17792, 19075, 19460, 19840, 21545, 21700, 21800, 22240, 22400, 23653, 24325, 24416, 24800, 27032, 27776, 27800, 27904, 30163, 30302, 30520, 31136, 33790, 34472, 34720, 34880, 35584, 38150, 38920, 39680, 43090, 43400, 43600, 44480, 44800, 47306, 48650, 48832, 49600, 54064, 55552, 55600, 60326, 60604, 61040, 62272, 67580, 68944, 69440, 69760, 75755, 76300, 77840, 84475, 86180, 86800, 87200, 88960, 94612, 97300, 97664, 99200, 106057, 107725, 108128, 111200, 118265, 120652, 121208, 122080, 124544, 135160, 137888, 138880, 139520, 150815, 151510, 152600, 155680, 168950, 172360, 173600, 174400, 177920, 189224, 194600, 195328, 198400, 212114, 215450, 216256, 222400, 236530, 241304, 242416, 244160, 249088, 270320, 275776, 277760, 301630, 303020, 305200, 311360, 337900, 344720, 347200, 348800, 378448, 378775, 389200, 424228, 430900, 432512, 444800, 469681, 473060, 482608, 484832, 488320, 530285, 540640, 551552, 591325, 603260, 606040, 610400, 622720, 675800, 689440, 694400, 697600, 754075, 756896, 757550, 778400, 848456, 861800, 865024, 889600, 939362, 946120, 965216, 969664, 976640, 1060570, 1081280, 1103104, 1182650, 1206520, 1212080, 1220800, 1245440, 1351600, 1378880, 1388800, 1508150, 1513792, 1515100, 1556800, 1696912, 1723600, 1878724, 1892240, 1930432, 1939328, 2121140, 2162560, 2348405, 2365300, 2413040, 2424160, 2441600, 2651425, 2703200, 2757760, 3016300, 3027584, 3030200, 3113600, 3287767, 3393824, 3447200, 3757448, 3784480, 3860864, 3878656, 4242280, 4325120, 4696810, 4730600, 4826080, 4848320, 4883200, 5302850, 5406400, 5515520, 6032600, 6055168, 6060400, 6227200, 6575534, 6787648, 6894400, 7514896, 7568960, 7721728, 8484560, 9393620, 9461200, 9652160, 9696640, 10605700, 10812800, 11742025, 12065200, 12120800, 13151068, 13575296, 13788800, 15029792, 15137920, 16438835, 16969120, 18787240, 18922400, 19304320, 19393280, 21211400, 21625600, 23484050, 24130400, 24241600, 26302136, 27150592, 27577600, 30059584, 30275840, 32877670, 33938240, 37574480, 37844800, 38608640, 42422800, 46968100, 48260800, 48483200, 52604272, 60119168, 65755340, 67876480, 75148960, 75689600, 82194175, 84845600, 93936200, 96521600, 96966400, 105208544, 120238336, 131510680, 135752960, 150297920, 151379200, 164388350, 169691200, 187872400, 193043200, 210417088, 263021360, 300595840, 328776700, 339382400, 375744800, 420834176, 526042720, 601191680, 657553400, 678764800, 751489600, 841668352, 1052085440, 1315106800, 1502979200, 2104170880, 2630213600, 3005958400, 4208341760, 5260427200, 10520854400, 21041708800]

約数ペア:

[(1, 21041708800), (2, 10520854400), (4, 5260427200), (5, 4208341760), (7, 3005958400), (8, 2630213600), (10, 2104170880), (14, 1502979200), (16, 1315106800), (20, 1052085440), (25, 841668352), (28, 751489600), (31, 678764800), (32, 657553400), (35, 601191680), (40, 526042720), (50, 420834176), (56, 375744800), (62, 339382400), (64, 328776700), (70, 300595840), (80, 263021360), (100, 210417088), (109, 193043200), (112, 187872400), (124, 169691200), (128, 164388350), (139, 151379200), (140, 150297920), (155, 135752960), (160, 131510680), (175, 120238336), (200, 105208544), (217, 96966400), (218, 96521600), (224, 93936200), (248, 84845600), (256, 82194175), (278, 75689600), (280, 75148960), (310, 67876480), (320, 65755340), (350, 60119168), (400, 52604272), (434, 48483200), (436, 48260800), (448, 46968100), (496, 42422800), (545, 38608640), (556, 37844800), (560, 37574480), (620, 33938240), (640, 32877670), (695, 30275840), (700, 30059584), (763, 27577600), (775, 27150592), (800, 26302136), (868, 24241600), (872, 24130400), (896, 23484050), (973, 21625600), (992, 21211400), (1085, 19393280), (1090, 19304320), (1112, 18922400), (1120, 18787240), (1240, 16969120), (1280, 16438835), (1390, 15137920), (1400, 15029792), (1526, 13788800), (1550, 13575296), (1600, 13151068), (1736, 12120800), (1744, 12065200), (1792, 11742025), (1946, 10812800), (1984, 10605700), (2170, 9696640), (2180, 9652160), (2224, 9461200), (2240, 9393620), (2480, 8484560), (2725, 7721728), (2780, 7568960), (2800, 7514896), (3052, 6894400), (3100, 6787648), (3200, 6575534), (3379, 6227200), (3472, 6060400), (3475, 6055168), (3488, 6032600), (3815, 5515520), (3892, 5406400), (3968, 5302850), (4309, 4883200), (4340, 4848320), (4360, 4826080), (4448, 4730600), (4480, 4696810), (4865, 4325120), (4960, 4242280), (5425, 3878656), (5450, 3860864), (5560, 3784480), (5600, 3757448), (6104, 3447200), (6200, 3393824), (6400, 3287767), (6758, 3113600), (6944, 3030200), (6950, 3027584), (6976, 3016300), (7630, 2757760), (7784, 2703200), (7936, 2651425), (8618, 2441600), (8680, 2424160), (8720, 2413040), (8896, 2365300), (8960, 2348405), (9730, 2162560), (9920, 2121140), (10850, 1939328), (10900, 1930432), (11120, 1892240), (11200, 1878724), (12208, 1723600), (12400, 1696912), (13516, 1556800), (13888, 1515100), (13900, 1513792), (13952, 1508150), (15151, 1388800), (15260, 1378880), (15568, 1351600), (16895, 1245440), (17236, 1220800), (17360, 1212080), (17440, 1206520), (17792, 1182650), (19075, 1103104), (19460, 1081280), (19840, 1060570), (21545, 976640), (21700, 969664), (21800, 965216), (22240, 946120), (22400, 939362), (23653, 889600), (24325, 865024), (24416, 861800), (24800, 848456), (27032, 778400), (27776, 757550), (27800, 756896), (27904, 754075), (30163, 697600), (30302, 694400), (30520, 689440), (31136, 675800), (33790, 622720), (34472, 610400), (34720, 606040), (34880, 603260), (35584, 591325), (38150, 551552), (38920, 540640), (39680, 530285), (43090, 488320), (43400, 484832), (43600, 482608), (44480, 473060), (44800, 469681), (47306, 444800), (48650, 432512), (48832, 430900), (49600, 424228), (54064, 389200), (55552, 378775), (55600, 378448), (60326, 348800), (60604, 347200), (61040, 344720), (62272, 337900), (67580, 311360), (68944, 305200), (69440, 303020), (69760, 301630), (75755, 277760), (76300, 275776), (77840, 270320), (84475, 249088), (86180, 244160), (86800, 242416), (87200, 241304), (88960, 236530), (94612, 222400), (97300, 216256), (97664, 215450), (99200, 212114), (106057, 198400), (107725, 195328), (108128, 194600), (111200, 189224), (118265, 177920), (120652, 174400), (121208, 173600), (122080, 172360), (124544, 168950), (135160, 155680), (137888, 152600), (138880, 151510), (139520, 150815)]