393040640

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 994512288

約数和(自身を除く): 601471648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 43, 64, 74, 80, 86, 128, 148, 160, 172, 185, 193, 215, 256, 296, 320, 344, 370, 386, 430, 592, 640, 688, 740, 772, 860, 965, 1184, 1280, 1376, 1480, 1544, 1591, 1720, 1930, 2368, 2752, 2960, 3088, 3182, 3440, 3860, 4736, 5504, 5920, 6176, 6364, 6880, 7141, 7720, 7955, 8299, 9472, 11008, 11840, 12352, 12728, 13760, 14282, 15440, 15910, 16598, 23680, 24704, 25456, 27520, 28564, 30880, 31820, 33196, 35705, 41495, 47360, 49408, 50912, 55040, 57128, 61760, 63640, 66392, 71410, 82990, 101824, 114256, 123520, 127280, 132784, 142820, 165980, 203648, 228512, 247040, 254560, 265568, 285640, 307063, 331960, 407296, 457024, 509120, 531136, 571280, 614126, 663920, 914048, 1018240, 1062272, 1142560, 1228252, 1327840, 1535315, 1828096, 2036480, 2124544, 2285120, 2456504, 2655680, 3070630, 4570240, 4913008, 5311360, 6141260, 9140480, 9826016, 10622720, 12282520, 19652032, 24565040, 39304064, 49130080, 78608128, 98260160, 196520320, 393040640]

約数ペア:

[(1, 393040640), (2, 196520320), (4, 98260160), (5, 78608128), (8, 49130080), (10, 39304064), (16, 24565040), (20, 19652032), (32, 12282520), (37, 10622720), (40, 9826016), (43, 9140480), (64, 6141260), (74, 5311360), (80, 4913008), (86, 4570240), (128, 3070630), (148, 2655680), (160, 2456504), (172, 2285120), (185, 2124544), (193, 2036480), (215, 1828096), (256, 1535315), (296, 1327840), (320, 1228252), (344, 1142560), (370, 1062272), (386, 1018240), (430, 914048), (592, 663920), (640, 614126), (688, 571280), (740, 531136), (772, 509120), (860, 457024), (965, 407296), (1184, 331960), (1280, 307063), (1376, 285640), (1480, 265568), (1544, 254560), (1591, 247040), (1720, 228512), (1930, 203648), (2368, 165980), (2752, 142820), (2960, 132784), (3088, 127280), (3182, 123520), (3440, 114256), (3860, 101824), (4736, 82990), (5504, 71410), (5920, 66392), (6176, 63640), (6364, 61760), (6880, 57128), (7141, 55040), (7720, 50912), (7955, 49408), (8299, 47360), (9472, 41495), (11008, 35705), (11840, 33196), (12352, 31820), (12728, 30880), (13760, 28564), (14282, 27520), (15440, 25456), (15910, 24704), (16598, 23680)]