78379840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3181}}^1$

素因数の和:3216

約数の個数: 112

約数和(自身を含む): 232769664

約数和(自身を除く): 154389824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3181, 3520, 4928, 6160, 6362, 12320, 12724, 15905, 22267, 24640, 25448, 31810, 34991, 44534, 50896, 63620, 69982, 89068, 101792, 111335, 127240, 139964, 174955, 178136, 203584, 222670, 244937, 254480, 279928, 349910, 356272, 445340, 489874, 508960, 559856, 699820, 712544, 890680, 979748, 1017920, 1119712, 1224685, 1399640, 1425088, 1781360, 1959496, 2239424, 2449370, 2799280, 3562720, 3918992, 4898740, 5598560, 7125440, 7837984, 9797480, 11197120, 15675968, 19594960, 39189920, 78379840]

約数ペア:

[(1, 78379840), (2, 39189920), (4, 19594960), (5, 15675968), (7, 11197120), (8, 9797480), (10, 7837984), (11, 7125440), (14, 5598560), (16, 4898740), (20, 3918992), (22, 3562720), (28, 2799280), (32, 2449370), (35, 2239424), (40, 1959496), (44, 1781360), (55, 1425088), (56, 1399640), (64, 1224685), (70, 1119712), (77, 1017920), (80, 979748), (88, 890680), (110, 712544), (112, 699820), (140, 559856), (154, 508960), (160, 489874), (176, 445340), (220, 356272), (224, 349910), (280, 279928), (308, 254480), (320, 244937), (352, 222670), (385, 203584), (440, 178136), (448, 174955), (560, 139964), (616, 127240), (704, 111335), (770, 101792), (880, 89068), (1120, 69982), (1232, 63620), (1540, 50896), (1760, 44534), (2240, 34991), (2464, 31810), (3080, 25448), (3181, 24640), (3520, 22267), (4928, 15905), (6160, 12724), (6362, 12320)]