248308480

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 216

約数和(自身を含む): 717223248

約数和(自身を除く): 468914768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 74, 80, 98, 107, 112, 128, 140, 148, 160, 185, 196, 214, 224, 245, 256, 259, 280, 296, 320, 370, 392, 428, 448, 490, 518, 535, 560, 592, 640, 740, 749, 784, 856, 896, 980, 1036, 1070, 1120, 1184, 1280, 1295, 1480, 1498, 1568, 1712, 1792, 1813, 1960, 2072, 2140, 2240, 2368, 2590, 2960, 2996, 3136, 3424, 3626, 3745, 3920, 3959, 4144, 4280, 4480, 4736, 5180, 5243, 5920, 5992, 6272, 6848, 7252, 7490, 7840, 7918, 8288, 8560, 8960, 9065, 9472, 10360, 10486, 11840, 11984, 12544, 13696, 14504, 14980, 15680, 15836, 16576, 17120, 18130, 19795, 20720, 20972, 23680, 23968, 26215, 27392, 27713, 29008, 29960, 31360, 31672, 33152, 34240, 36260, 39590, 41440, 41944, 47360, 47936, 52430, 55426, 58016, 59920, 62720, 63344, 66304, 68480, 72520, 79180, 82880, 83888, 95872, 104860, 110852, 116032, 119840, 126688, 136960, 138565, 145040, 158360, 165760, 167776, 191744, 193991, 209720, 221704, 232064, 239680, 253376, 277130, 290080, 316720, 331520, 335552, 387982, 419440, 443408, 464128, 479360, 506752, 554260, 580160, 633440, 671104, 775964, 838880, 886816, 958720, 969955, 1013504, 1108520, 1160320, 1266880, 1342208, 1551928, 1677760, 1773632, 1939910, 2217040, 2320640, 2533760, 3103856, 3355520, 3547264, 3879820, 4434080, 5067520, 6207712, 6711040, 7094528, 7759640, 8868160, 12415424, 15519280, 17736320, 24830848, 31038560, 35472640, 49661696, 62077120, 124154240, 248308480]

約数ペア:

[(1, 248308480), (2, 124154240), (4, 62077120), (5, 49661696), (7, 35472640), (8, 31038560), (10, 24830848), (14, 17736320), (16, 15519280), (20, 12415424), (28, 8868160), (32, 7759640), (35, 7094528), (37, 6711040), (40, 6207712), (49, 5067520), (56, 4434080), (64, 3879820), (70, 3547264), (74, 3355520), (80, 3103856), (98, 2533760), (107, 2320640), (112, 2217040), (128, 1939910), (140, 1773632), (148, 1677760), (160, 1551928), (185, 1342208), (196, 1266880), (214, 1160320), (224, 1108520), (245, 1013504), (256, 969955), (259, 958720), (280, 886816), (296, 838880), (320, 775964), (370, 671104), (392, 633440), (428, 580160), (448, 554260), (490, 506752), (518, 479360), (535, 464128), (560, 443408), (592, 419440), (640, 387982), (740, 335552), (749, 331520), (784, 316720), (856, 290080), (896, 277130), (980, 253376), (1036, 239680), (1070, 232064), (1120, 221704), (1184, 209720), (1280, 193991), (1295, 191744), (1480, 167776), (1498, 165760), (1568, 158360), (1712, 145040), (1792, 138565), (1813, 136960), (1960, 126688), (2072, 119840), (2140, 116032), (2240, 110852), (2368, 104860), (2590, 95872), (2960, 83888), (2996, 82880), (3136, 79180), (3424, 72520), (3626, 68480), (3745, 66304), (3920, 63344), (3959, 62720), (4144, 59920), (4280, 58016), (4480, 55426), (4736, 52430), (5180, 47936), (5243, 47360), (5920, 41944), (5992, 41440), (6272, 39590), (6848, 36260), (7252, 34240), (7490, 33152), (7840, 31672), (7918, 31360), (8288, 29960), (8560, 29008), (8960, 27713), (9065, 27392), (9472, 26215), (10360, 23968), (10486, 23680), (11840, 20972), (11984, 20720), (12544, 19795), (13696, 18130), (14504, 17120), (14980, 16576), (15680, 15836)]