280139496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 256

約数和(自身を含む): 934348800

約数和(自身を除く): 654209304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 43, 52, 56, 57, 76, 78, 84, 86, 91, 104, 114, 129, 133, 152, 156, 157, 168, 172, 182, 228, 247, 258, 266, 273, 301, 312, 314, 344, 364, 399, 456, 471, 494, 516, 532, 546, 559, 602, 628, 728, 741, 798, 817, 903, 942, 988, 1032, 1064, 1092, 1099, 1118, 1204, 1256, 1482, 1596, 1634, 1677, 1729, 1806, 1884, 1976, 2041, 2184, 2198, 2236, 2408, 2451, 2964, 2983, 3192, 3268, 3297, 3354, 3458, 3612, 3768, 3913, 4082, 4396, 4472, 4902, 5187, 5719, 5928, 5966, 6123, 6536, 6594, 6708, 6751, 6916, 7224, 7826, 8164, 8792, 8949, 9804, 10374, 10621, 11438, 11739, 11932, 12246, 13188, 13416, 13502, 13832, 14287, 15652, 16328, 17157, 17898, 19608, 20253, 20748, 20881, 21242, 22876, 23478, 23864, 24492, 26376, 27004, 28574, 31304, 31863, 34314, 35796, 38779, 40506, 41496, 41762, 42484, 42861, 45752, 46956, 47257, 48984, 54008, 57148, 62643, 63726, 68628, 71592, 74347, 77558, 81012, 83524, 84968, 85722, 87763, 93912, 94514, 114296, 116337, 125286, 127452, 128269, 137256, 141771, 148694, 155116, 162024, 167048, 171444, 175526, 189028, 223041, 232674, 250572, 254904, 256538, 263289, 271453, 283542, 297388, 310232, 342888, 351052, 378056, 384807, 446082, 465348, 501144, 513076, 526578, 542906, 567084, 594776, 614341, 702104, 769614, 814359, 892164, 897883, 930696, 1026152, 1053156, 1085812, 1134168, 1228682, 1539228, 1628718, 1667497, 1784328, 1795766, 1843023, 2106312, 2171624, 2457364, 2693649, 3078456, 3257436, 3334994, 3591532, 3686046, 4914728, 5002491, 5387298, 6514872, 6669988, 7183064, 7372092, 10004982, 10774596, 11672479, 13339976, 14744184, 20009964, 21549192, 23344958, 35017437, 40019928, 46689916, 70034874, 93379832, 140069748, 280139496]

約数ペア:

[(1, 280139496), (2, 140069748), (3, 93379832), (4, 70034874), (6, 46689916), (7, 40019928), (8, 35017437), (12, 23344958), (13, 21549192), (14, 20009964), (19, 14744184), (21, 13339976), (24, 11672479), (26, 10774596), (28, 10004982), (38, 7372092), (39, 7183064), (42, 6669988), (43, 6514872), (52, 5387298), (56, 5002491), (57, 4914728), (76, 3686046), (78, 3591532), (84, 3334994), (86, 3257436), (91, 3078456), (104, 2693649), (114, 2457364), (129, 2171624), (133, 2106312), (152, 1843023), (156, 1795766), (157, 1784328), (168, 1667497), (172, 1628718), (182, 1539228), (228, 1228682), (247, 1134168), (258, 1085812), (266, 1053156), (273, 1026152), (301, 930696), (312, 897883), (314, 892164), (344, 814359), (364, 769614), (399, 702104), (456, 614341), (471, 594776), (494, 567084), (516, 542906), (532, 526578), (546, 513076), (559, 501144), (602, 465348), (628, 446082), (728, 384807), (741, 378056), (798, 351052), (817, 342888), (903, 310232), (942, 297388), (988, 283542), (1032, 271453), (1064, 263289), (1092, 256538), (1099, 254904), (1118, 250572), (1204, 232674), (1256, 223041), (1482, 189028), (1596, 175526), (1634, 171444), (1677, 167048), (1729, 162024), (1806, 155116), (1884, 148694), (1976, 141771), (2041, 137256), (2184, 128269), (2198, 127452), (2236, 125286), (2408, 116337), (2451, 114296), (2964, 94514), (2983, 93912), (3192, 87763), (3268, 85722), (3297, 84968), (3354, 83524), (3458, 81012), (3612, 77558), (3768, 74347), (3913, 71592), (4082, 68628), (4396, 63726), (4472, 62643), (4902, 57148), (5187, 54008), (5719, 48984), (5928, 47257), (5966, 46956), (6123, 45752), (6536, 42861), (6594, 42484), (6708, 41762), (6751, 41496), (6916, 40506), (7224, 38779), (7826, 35796), (8164, 34314), (8792, 31863), (8949, 31304), (9804, 28574), (10374, 27004), (10621, 26376), (11438, 24492), (11739, 23864), (11932, 23478), (12246, 22876), (13188, 21242), (13416, 20881), (13502, 20748), (13832, 20253), (14287, 19608), (15652, 17898), (16328, 17157)]