71716480

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 191237760

約数和(自身を除く): 119521280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 128, 160, 167, 176, 220, 244, 305, 320, 334, 352, 440, 488, 610, 640, 668, 671, 704, 835, 880, 976, 1220, 1336, 1342, 1408, 1670, 1760, 1837, 1952, 2440, 2672, 2684, 3340, 3355, 3520, 3674, 3904, 4880, 5344, 5368, 6680, 6710, 7040, 7348, 7808, 9185, 9760, 10187, 10688, 10736, 13360, 13420, 14696, 18370, 19520, 20374, 21376, 21472, 26720, 26840, 29392, 36740, 39040, 40748, 42944, 50935, 53440, 53680, 58784, 73480, 81496, 85888, 101870, 106880, 107360, 112057, 117568, 146960, 162992, 203740, 214720, 224114, 235136, 293920, 325984, 407480, 429440, 448228, 560285, 587840, 651968, 814960, 896456, 1120570, 1175680, 1303936, 1629920, 1792912, 2241140, 3259840, 3585824, 4482280, 6519680, 7171648, 8964560, 14343296, 17929120, 35858240, 71716480]

約数ペア:

[(1, 71716480), (2, 35858240), (4, 17929120), (5, 14343296), (8, 8964560), (10, 7171648), (11, 6519680), (16, 4482280), (20, 3585824), (22, 3259840), (32, 2241140), (40, 1792912), (44, 1629920), (55, 1303936), (61, 1175680), (64, 1120570), (80, 896456), (88, 814960), (110, 651968), (122, 587840), (128, 560285), (160, 448228), (167, 429440), (176, 407480), (220, 325984), (244, 293920), (305, 235136), (320, 224114), (334, 214720), (352, 203740), (440, 162992), (488, 146960), (610, 117568), (640, 112057), (668, 107360), (671, 106880), (704, 101870), (835, 85888), (880, 81496), (976, 73480), (1220, 58784), (1336, 53680), (1342, 53440), (1408, 50935), (1670, 42944), (1760, 40748), (1837, 39040), (1952, 36740), (2440, 29392), (2672, 26840), (2684, 26720), (3340, 21472), (3355, 21376), (3520, 20374), (3674, 19520), (3904, 18370), (4880, 14696), (5344, 13420), (5368, 13360), (6680, 10736), (6710, 10688), (7040, 10187), (7348, 9760), (7808, 9185)]