208730483936

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{49921}}^1$

素因数の和:50009

約数の個数: 144

約数和(自身を含む): 486985116240

約数和(自身を除く): 278254632304

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 32, 38, 46, 52, 76, 92, 104, 152, 184, 208, 247, 299, 304, 368, 416, 437, 494, 529, 598, 608, 736, 874, 988, 1058, 1196, 1748, 1976, 2116, 2392, 3496, 3952, 4232, 4784, 5681, 6877, 6992, 7904, 8464, 9568, 10051, 11362, 13754, 13984, 16928, 20102, 22724, 27508, 40204, 45448, 49921, 55016, 80408, 90896, 99842, 110032, 130663, 160816, 181792, 199684, 220064, 261326, 321632, 399368, 522652, 648973, 798736, 948499, 1045304, 1148183, 1297946, 1597472, 1896998, 2090608, 2296366, 2595892, 3793996, 4181216, 4592732, 5191784, 7587992, 9185464, 10383568, 12330487, 14926379, 15175984, 18370928, 20767136, 21815477, 24660974, 26408209, 29852758, 30351968, 36741856, 43630954, 49321948, 52816418, 59705516, 87261908, 98643896, 105632836, 119411032, 174523816, 197287792, 211265672, 238822064, 283601201, 343306717, 349047632, 394575584, 422531344, 477644128, 501755971, 567202402, 686613434, 698095264, 845062688, 1003511942, 1134404804, 1373226868, 2007023884, 2268809608, 2746453736, 4014047768, 4537619216, 5492907472, 6522827623, 8028095536, 9075238432, 10985814944, 13045655246, 16056191072, 26091310492, 52182620984, 104365241968, 208730483936]

約数ペア:

[(1, 208730483936), (2, 104365241968), (4, 52182620984), (8, 26091310492), (13, 16056191072), (16, 13045655246), (19, 10985814944), (23, 9075238432), (26, 8028095536), (32, 6522827623), (38, 5492907472), (46, 4537619216), (52, 4014047768), (76, 2746453736), (92, 2268809608), (104, 2007023884), (152, 1373226868), (184, 1134404804), (208, 1003511942), (247, 845062688), (299, 698095264), (304, 686613434), (368, 567202402), (416, 501755971), (437, 477644128), (494, 422531344), (529, 394575584), (598, 349047632), (608, 343306717), (736, 283601201), (874, 238822064), (988, 211265672), (1058, 197287792), (1196, 174523816), (1748, 119411032), (1976, 105632836), (2116, 98643896), (2392, 87261908), (3496, 59705516), (3952, 52816418), (4232, 49321948), (4784, 43630954), (5681, 36741856), (6877, 30351968), (6992, 29852758), (7904, 26408209), (8464, 24660974), (9568, 21815477), (10051, 20767136), (11362, 18370928), (13754, 15175984), (13984, 14926379), (16928, 12330487), (20102, 10383568), (22724, 9185464), (27508, 7587992), (40204, 5191784), (45448, 4592732), (49921, 4181216), (55016, 3793996), (80408, 2595892), (90896, 2296366), (99842, 2090608), (110032, 1896998), (130663, 1597472), (160816, 1297946), (181792, 1148183), (199684, 1045304), (220064, 948499), (261326, 798736), (321632, 648973), (399368, 522652)]