821918720

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 352

約数和(自身を含む): 2546795520

約数和(自身を除く): 1724876800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 56, 64, 68, 70, 71, 76, 80, 85, 95, 112, 119, 128, 133, 136, 140, 142, 152, 160, 170, 190, 224, 238, 256, 266, 272, 280, 284, 304, 320, 323, 340, 355, 380, 448, 476, 497, 512, 532, 544, 560, 568, 595, 608, 640, 646, 665, 680, 710, 760, 896, 952, 994, 1024, 1064, 1088, 1120, 1136, 1190, 1207, 1216, 1280, 1292, 1330, 1349, 1360, 1420, 1520, 1615, 1792, 1904, 1988, 2128, 2176, 2240, 2261, 2272, 2380, 2414, 2432, 2485, 2560, 2584, 2660, 2698, 2720, 2840, 3040, 3230, 3584, 3808, 3976, 4256, 4352, 4480, 4522, 4544, 4760, 4828, 4864, 4970, 5120, 5168, 5320, 5396, 5440, 5680, 6035, 6080, 6460, 6745, 7168, 7616, 7952, 8449, 8512, 8704, 8960, 9044, 9088, 9443, 9520, 9656, 9728, 9940, 10336, 10640, 10792, 10880, 11305, 11360, 12070, 12160, 12920, 13490, 15232, 15904, 16898, 17024, 17408, 17920, 18088, 18176, 18886, 19040, 19312, 19456, 19880, 20672, 21280, 21584, 21760, 22610, 22720, 22933, 24140, 24320, 25840, 26980, 30464, 31808, 33796, 34048, 35840, 36176, 36352, 37772, 38080, 38624, 39760, 41344, 42245, 42560, 43168, 43520, 45220, 45440, 45866, 47215, 48280, 48640, 51680, 53960, 60928, 63616, 67592, 68096, 72352, 72704, 75544, 76160, 77248, 79520, 82688, 84490, 85120, 86336, 87040, 90440, 90880, 91732, 94430, 96560, 97280, 103360, 107920, 114665, 121856, 127232, 135184, 136192, 144704, 151088, 152320, 154496, 159040, 160531, 165376, 168980, 170240, 172672, 180880, 181760, 183464, 188860, 193120, 206720, 215840, 229330, 254464, 270368, 289408, 302176, 304640, 308992, 318080, 321062, 330752, 337960, 340480, 345344, 361760, 363520, 366928, 377720, 386240, 413440, 431680, 458660, 508928, 540736, 578816, 604352, 609280, 617984, 636160, 642124, 675920, 680960, 690688, 723520, 733856, 755440, 772480, 802655, 826880, 863360, 917320, 1081472, 1157632, 1208704, 1235968, 1272320, 1284248, 1351840, 1381376, 1447040, 1467712, 1510880, 1544960, 1605310, 1653760, 1726720, 1834640, 2162944, 2315264, 2417408, 2544640, 2568496, 2703680, 2894080, 2935424, 3021760, 3089920, 3210620, 3453440, 3669280, 4325888, 4834816, 5136992, 5407360, 5788160, 5870848, 6043520, 6179840, 6421240, 6906880, 7338560, 8651776, 9669632, 10273984, 10814720, 11576320, 11741696, 12087040, 12842480, 14677120, 20547968, 21629440, 23483392, 24174080, 25684960, 29354240, 41095936, 43258880, 48348160, 51369920, 58708480, 82191872, 102739840, 117416960, 164383744, 205479680, 410959360, 821918720]

約数ペア:

[(1, 821918720), (2, 410959360), (4, 205479680), (5, 164383744), (7, 117416960), (8, 102739840), (10, 82191872), (14, 58708480), (16, 51369920), (17, 48348160), (19, 43258880), (20, 41095936), (28, 29354240), (32, 25684960), (34, 24174080), (35, 23483392), (38, 21629440), (40, 20547968), (56, 14677120), (64, 12842480), (68, 12087040), (70, 11741696), (71, 11576320), (76, 10814720), (80, 10273984), (85, 9669632), (95, 8651776), (112, 7338560), (119, 6906880), (128, 6421240), (133, 6179840), (136, 6043520), (140, 5870848), (142, 5788160), (152, 5407360), (160, 5136992), (170, 4834816), (190, 4325888), (224, 3669280), (238, 3453440), (256, 3210620), (266, 3089920), (272, 3021760), (280, 2935424), (284, 2894080), (304, 2703680), (320, 2568496), (323, 2544640), (340, 2417408), (355, 2315264), (380, 2162944), (448, 1834640), (476, 1726720), (497, 1653760), (512, 1605310), (532, 1544960), (544, 1510880), (560, 1467712), (568, 1447040), (595, 1381376), (608, 1351840), (640, 1284248), (646, 1272320), (665, 1235968), (680, 1208704), (710, 1157632), (760, 1081472), (896, 917320), (952, 863360), (994, 826880), (1024, 802655), (1064, 772480), (1088, 755440), (1120, 733856), (1136, 723520), (1190, 690688), (1207, 680960), (1216, 675920), (1280, 642124), (1292, 636160), (1330, 617984), (1349, 609280), (1360, 604352), (1420, 578816), (1520, 540736), (1615, 508928), (1792, 458660), (1904, 431680), (1988, 413440), (2128, 386240), (2176, 377720), (2240, 366928), (2261, 363520), (2272, 361760), (2380, 345344), (2414, 340480), (2432, 337960), (2485, 330752), (2560, 321062), (2584, 318080), (2660, 308992), (2698, 304640), (2720, 302176), (2840, 289408), (3040, 270368), (3230, 254464), (3584, 229330), (3808, 215840), (3976, 206720), (4256, 193120), (4352, 188860), (4480, 183464), (4522, 181760), (4544, 180880), (4760, 172672), (4828, 170240), (4864, 168980), (4970, 165376), (5120, 160531), (5168, 159040), (5320, 154496), (5396, 152320), (5440, 151088), (5680, 144704), (6035, 136192), (6080, 135184), (6460, 127232), (6745, 121856), (7168, 114665), (7616, 107920), (7952, 103360), (8449, 97280), (8512, 96560), (8704, 94430), (8960, 91732), (9044, 90880), (9088, 90440), (9443, 87040), (9520, 86336), (9656, 85120), (9728, 84490), (9940, 82688), (10336, 79520), (10640, 77248), (10792, 76160), (10880, 75544), (11305, 72704), (11360, 72352), (12070, 68096), (12160, 67592), (12920, 63616), (13490, 60928), (15232, 53960), (15904, 51680), (16898, 48640), (17024, 48280), (17408, 47215), (17920, 45866), (18088, 45440), (18176, 45220), (18886, 43520), (19040, 43168), (19312, 42560), (19456, 42245), (19880, 41344), (20672, 39760), (21280, 38624), (21584, 38080), (21760, 37772), (22610, 36352), (22720, 36176), (22933, 35840), (24140, 34048), (24320, 33796), (25840, 31808), (26980, 30464)]