280808748

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 192

約数和(自身を含む): 851558400

約数和(自身を除く): 570749652

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 43, 44, 46, 54, 66, 69, 86, 92, 99, 108, 129, 132, 138, 172, 198, 207, 239, 253, 258, 276, 297, 387, 396, 414, 473, 478, 506, 516, 594, 621, 717, 759, 774, 828, 946, 956, 989, 1012, 1161, 1188, 1242, 1419, 1434, 1518, 1548, 1892, 1978, 2151, 2277, 2322, 2484, 2629, 2838, 2868, 2967, 3036, 3956, 4257, 4302, 4554, 4644, 5258, 5497, 5676, 5934, 6453, 6831, 7887, 8514, 8604, 8901, 9108, 10277, 10516, 10879, 10994, 11868, 12771, 12906, 13662, 15774, 16491, 17028, 17802, 20554, 21758, 21988, 23661, 25542, 25812, 26703, 27324, 30831, 31548, 32637, 32982, 35604, 41108, 43516, 47322, 49473, 51084, 53406, 60467, 61662, 65274, 65964, 70983, 92493, 94644, 97911, 98946, 106812, 113047, 120934, 123324, 130548, 141966, 148419, 181401, 184986, 195822, 197892, 226094, 236371, 241868, 277479, 283932, 293733, 296838, 339141, 362802, 369972, 391644, 452188, 472742, 544203, 554958, 587466, 593676, 678282, 709113, 725604, 945484, 1017423, 1088406, 1109916, 1174932, 1356564, 1418226, 1632609, 2034846, 2127339, 2176812, 2600081, 2836452, 3052269, 3265218, 4069692, 4254678, 5200162, 6104538, 6382017, 6530436, 7800243, 8509356, 10400324, 12209076, 12764034, 15600486, 23400729, 25528068, 31200972, 46801458, 70202187, 93602916, 140404374, 280808748]

約数ペア:

[(1, 280808748), (2, 140404374), (3, 93602916), (4, 70202187), (6, 46801458), (9, 31200972), (11, 25528068), (12, 23400729), (18, 15600486), (22, 12764034), (23, 12209076), (27, 10400324), (33, 8509356), (36, 7800243), (43, 6530436), (44, 6382017), (46, 6104538), (54, 5200162), (66, 4254678), (69, 4069692), (86, 3265218), (92, 3052269), (99, 2836452), (108, 2600081), (129, 2176812), (132, 2127339), (138, 2034846), (172, 1632609), (198, 1418226), (207, 1356564), (239, 1174932), (253, 1109916), (258, 1088406), (276, 1017423), (297, 945484), (387, 725604), (396, 709113), (414, 678282), (473, 593676), (478, 587466), (506, 554958), (516, 544203), (594, 472742), (621, 452188), (717, 391644), (759, 369972), (774, 362802), (828, 339141), (946, 296838), (956, 293733), (989, 283932), (1012, 277479), (1161, 241868), (1188, 236371), (1242, 226094), (1419, 197892), (1434, 195822), (1518, 184986), (1548, 181401), (1892, 148419), (1978, 141966), (2151, 130548), (2277, 123324), (2322, 120934), (2484, 113047), (2629, 106812), (2838, 98946), (2868, 97911), (2967, 94644), (3036, 92493), (3956, 70983), (4257, 65964), (4302, 65274), (4554, 61662), (4644, 60467), (5258, 53406), (5497, 51084), (5676, 49473), (5934, 47322), (6453, 43516), (6831, 41108), (7887, 35604), (8514, 32982), (8604, 32637), (8901, 31548), (9108, 30831), (10277, 27324), (10516, 26703), (10879, 25812), (10994, 25542), (11868, 23661), (12771, 21988), (12906, 21758), (13662, 20554), (15774, 17802), (16491, 17028)]