280497168

素因数分解:

$2^4\times 3^4\times 7^3\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 200

約数和(自身を含む): 948252800

約数和(自身を除く): 667755632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 252, 294, 324, 336, 343, 378, 392, 432, 441, 504, 567, 588, 631, 648, 686, 756, 784, 882, 1008, 1029, 1134, 1176, 1262, 1296, 1323, 1372, 1512, 1764, 1893, 2058, 2268, 2352, 2524, 2646, 2744, 3024, 3087, 3528, 3786, 3969, 4116, 4417, 4536, 5048, 5292, 5488, 5679, 6174, 7056, 7572, 7938, 8232, 8834, 9072, 9261, 10096, 10584, 11358, 12348, 13251, 15144, 15876, 16464, 17037, 17668, 18522, 21168, 22716, 24696, 26502, 27783, 30288, 30919, 31752, 34074, 35336, 37044, 39753, 45432, 49392, 51111, 53004, 55566, 61838, 63504, 68148, 70672, 74088, 79506, 90864, 92757, 102222, 106008, 111132, 119259, 123676, 136296, 148176, 159012, 185514, 204444, 212016, 216433, 222264, 238518, 247352, 272592, 278271, 318024, 357777, 371028, 408888, 432866, 444528, 477036, 494704, 556542, 636048, 649299, 715554, 742056, 817776, 834813, 865732, 954072, 1113084, 1298598, 1431108, 1484112, 1669626, 1731464, 1908144, 1947897, 2226168, 2504439, 2597196, 2862216, 3339252, 3462928, 3895794, 4452336, 5008878, 5194392, 5724432, 5843691, 6678504, 7791588, 10017756, 10388784, 11687382, 13357008, 15583176, 17531073, 20035512, 23374764, 31166352, 35062146, 40071024, 46749528, 70124292, 93499056, 140248584, 280497168]

約数ペア:

[(1, 280497168), (2, 140248584), (3, 93499056), (4, 70124292), (6, 46749528), (7, 40071024), (8, 35062146), (9, 31166352), (12, 23374764), (14, 20035512), (16, 17531073), (18, 15583176), (21, 13357008), (24, 11687382), (27, 10388784), (28, 10017756), (36, 7791588), (42, 6678504), (48, 5843691), (49, 5724432), (54, 5194392), (56, 5008878), (63, 4452336), (72, 3895794), (81, 3462928), (84, 3339252), (98, 2862216), (108, 2597196), (112, 2504439), (126, 2226168), (144, 1947897), (147, 1908144), (162, 1731464), (168, 1669626), (189, 1484112), (196, 1431108), (216, 1298598), (252, 1113084), (294, 954072), (324, 865732), (336, 834813), (343, 817776), (378, 742056), (392, 715554), (432, 649299), (441, 636048), (504, 556542), (567, 494704), (588, 477036), (631, 444528), (648, 432866), (686, 408888), (756, 371028), (784, 357777), (882, 318024), (1008, 278271), (1029, 272592), (1134, 247352), (1176, 238518), (1262, 222264), (1296, 216433), (1323, 212016), (1372, 204444), (1512, 185514), (1764, 159012), (1893, 148176), (2058, 136296), (2268, 123676), (2352, 119259), (2524, 111132), (2646, 106008), (2744, 102222), (3024, 92757), (3087, 90864), (3528, 79506), (3786, 74088), (3969, 70672), (4116, 68148), (4417, 63504), (4536, 61838), (5048, 55566), (5292, 53004), (5488, 51111), (5679, 49392), (6174, 45432), (7056, 39753), (7572, 37044), (7938, 35336), (8232, 34074), (8834, 31752), (9072, 30919), (9261, 30288), (10096, 27783), (10584, 26502), (11358, 24696), (12348, 22716), (13251, 21168), (15144, 18522), (15876, 17668), (16464, 17037)]