398968080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:502

約数の個数: 320

約数和(自身を含む): 1542758400

約数和(自身を除く): 1143790320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 29, 30, 35, 38, 40, 42, 48, 56, 57, 58, 60, 70, 76, 80, 84, 87, 95, 105, 112, 114, 116, 120, 133, 140, 145, 152, 168, 174, 190, 203, 210, 228, 232, 240, 266, 280, 285, 290, 304, 336, 348, 380, 399, 406, 420, 431, 435, 456, 464, 532, 551, 560, 570, 580, 609, 665, 696, 760, 798, 812, 840, 862, 870, 912, 1015, 1064, 1102, 1140, 1160, 1218, 1293, 1330, 1392, 1520, 1596, 1624, 1653, 1680, 1724, 1740, 1995, 2030, 2128, 2155, 2204, 2280, 2320, 2436, 2586, 2660, 2755, 3017, 3045, 3192, 3248, 3306, 3448, 3480, 3857, 3990, 4060, 4310, 4408, 4560, 4872, 5172, 5320, 5510, 6034, 6090, 6384, 6465, 6612, 6896, 6960, 7714, 7980, 8120, 8189, 8265, 8620, 8816, 9051, 9744, 10344, 10640, 11020, 11571, 12068, 12180, 12499, 12930, 13224, 15085, 15428, 15960, 16240, 16378, 16530, 17240, 18102, 19285, 20688, 22040, 23142, 24136, 24360, 24567, 24998, 25860, 26448, 30170, 30856, 31920, 32756, 33060, 34480, 36204, 37497, 38570, 40945, 44080, 45255, 46284, 48272, 48720, 49134, 49996, 51720, 57323, 57855, 60340, 61712, 62495, 65512, 66120, 72408, 74994, 77140, 81890, 87493, 90510, 92568, 98268, 99992, 103440, 114646, 115710, 120680, 122835, 124990, 131024, 132240, 144816, 149988, 154280, 163780, 171969, 174986, 181020, 185136, 187485, 196536, 199984, 229292, 231420, 237481, 241360, 245670, 249980, 262479, 286615, 299976, 308560, 327560, 343938, 349972, 362040, 374970, 393072, 437465, 458584, 462840, 474962, 491340, 499960, 524958, 573230, 599952, 655120, 687876, 699944, 712443, 724080, 749940, 859845, 874930, 917168, 925680, 949924, 982680, 999920, 1049916, 1146460, 1187405, 1312395, 1375752, 1399888, 1424886, 1499880, 1662367, 1719690, 1749860, 1899848, 1965360, 2099832, 2292920, 2374810, 2624790, 2751504, 2849772, 2999760, 3324734, 3439380, 3499720, 3562215, 3799696, 4199664, 4585840, 4749620, 4987101, 5249580, 5699544, 6649468, 6878760, 6999440, 7124430, 8311835, 9499240, 9974202, 10499160, 11399088, 13298936, 13757520, 14248860, 16623670, 18998480, 19948404, 20998320, 24935505, 26597872, 28497720, 33247340, 39896808, 49871010, 56995440, 66494680, 79793616, 99742020, 132989360, 199484040, 398968080]

約数ペア:

[(1, 398968080), (2, 199484040), (3, 132989360), (4, 99742020), (5, 79793616), (6, 66494680), (7, 56995440), (8, 49871010), (10, 39896808), (12, 33247340), (14, 28497720), (15, 26597872), (16, 24935505), (19, 20998320), (20, 19948404), (21, 18998480), (24, 16623670), (28, 14248860), (29, 13757520), (30, 13298936), (35, 11399088), (38, 10499160), (40, 9974202), (42, 9499240), (48, 8311835), (56, 7124430), (57, 6999440), (58, 6878760), (60, 6649468), (70, 5699544), (76, 5249580), (80, 4987101), (84, 4749620), (87, 4585840), (95, 4199664), (105, 3799696), (112, 3562215), (114, 3499720), (116, 3439380), (120, 3324734), (133, 2999760), (140, 2849772), (145, 2751504), (152, 2624790), (168, 2374810), (174, 2292920), (190, 2099832), (203, 1965360), (210, 1899848), (228, 1749860), (232, 1719690), (240, 1662367), (266, 1499880), (280, 1424886), (285, 1399888), (290, 1375752), (304, 1312395), (336, 1187405), (348, 1146460), (380, 1049916), (399, 999920), (406, 982680), (420, 949924), (431, 925680), (435, 917168), (456, 874930), (464, 859845), (532, 749940), (551, 724080), (560, 712443), (570, 699944), (580, 687876), (609, 655120), (665, 599952), (696, 573230), (760, 524958), (798, 499960), (812, 491340), (840, 474962), (862, 462840), (870, 458584), (912, 437465), (1015, 393072), (1064, 374970), (1102, 362040), (1140, 349972), (1160, 343938), (1218, 327560), (1293, 308560), (1330, 299976), (1392, 286615), (1520, 262479), (1596, 249980), (1624, 245670), (1653, 241360), (1680, 237481), (1724, 231420), (1740, 229292), (1995, 199984), (2030, 196536), (2128, 187485), (2155, 185136), (2204, 181020), (2280, 174986), (2320, 171969), (2436, 163780), (2586, 154280), (2660, 149988), (2755, 144816), (3017, 132240), (3045, 131024), (3192, 124990), (3248, 122835), (3306, 120680), (3448, 115710), (3480, 114646), (3857, 103440), (3990, 99992), (4060, 98268), (4310, 92568), (4408, 90510), (4560, 87493), (4872, 81890), (5172, 77140), (5320, 74994), (5510, 72408), (6034, 66120), (6090, 65512), (6384, 62495), (6465, 61712), (6612, 60340), (6896, 57855), (6960, 57323), (7714, 51720), (7980, 49996), (8120, 49134), (8189, 48720), (8265, 48272), (8620, 46284), (8816, 45255), (9051, 44080), (9744, 40945), (10344, 38570), (10640, 37497), (11020, 36204), (11571, 34480), (12068, 33060), (12180, 32756), (12499, 31920), (12930, 30856), (13224, 30170), (15085, 26448), (15428, 25860), (15960, 24998), (16240, 24567), (16378, 24360), (16530, 24136), (17240, 23142), (18102, 22040), (19285, 20688)]