251018768

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2239}}^1$

素因数の和:2285

約数の個数: 120

約数和(自身を含む): 664957440

約数和(自身を除く): 413938672

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 143, 154, 176, 182, 196, 208, 286, 308, 364, 392, 539, 572, 616, 637, 728, 784, 1001, 1078, 1144, 1232, 1274, 1456, 2002, 2156, 2239, 2288, 2548, 4004, 4312, 4478, 5096, 7007, 8008, 8624, 8956, 10192, 14014, 15673, 16016, 17912, 24629, 28028, 29107, 31346, 35824, 49258, 56056, 58214, 62692, 98516, 109711, 112112, 116428, 125384, 172403, 197032, 203749, 219422, 232856, 250768, 320177, 344806, 394064, 407498, 438844, 465712, 640354, 689612, 814996, 877688, 1206821, 1280708, 1379224, 1426243, 1629992, 1755376, 2241239, 2413642, 2561416, 2758448, 2852486, 3259984, 4482478, 4827284, 5122832, 5704972, 8964956, 9654568, 11409944, 15688673, 17929912, 19309136, 22819888, 31377346, 35859824, 62754692, 125509384, 251018768]

約数ペア:

[(1, 251018768), (2, 125509384), (4, 62754692), (7, 35859824), (8, 31377346), (11, 22819888), (13, 19309136), (14, 17929912), (16, 15688673), (22, 11409944), (26, 9654568), (28, 8964956), (44, 5704972), (49, 5122832), (52, 4827284), (56, 4482478), (77, 3259984), (88, 2852486), (91, 2758448), (98, 2561416), (104, 2413642), (112, 2241239), (143, 1755376), (154, 1629992), (176, 1426243), (182, 1379224), (196, 1280708), (208, 1206821), (286, 877688), (308, 814996), (364, 689612), (392, 640354), (539, 465712), (572, 438844), (616, 407498), (637, 394064), (728, 344806), (784, 320177), (1001, 250768), (1078, 232856), (1144, 219422), (1232, 203749), (1274, 197032), (1456, 172403), (2002, 125384), (2156, 116428), (2239, 112112), (2288, 109711), (2548, 98516), (4004, 62692), (4312, 58214), (4478, 56056), (5096, 49258), (7007, 35824), (8008, 31346), (8624, 29107), (8956, 28028), (10192, 24629), (14014, 17912), (15673, 16016)]