78770560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 209744640

約数和(自身を除く): 130974080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 160, 167, 176, 220, 268, 320, 334, 335, 352, 440, 536, 640, 668, 670, 704, 737, 835, 880, 1072, 1336, 1340, 1408, 1474, 1670, 1760, 1837, 2144, 2672, 2680, 2948, 3340, 3520, 3674, 3685, 4288, 5344, 5360, 5896, 6680, 7040, 7348, 7370, 8576, 9185, 10688, 10720, 11189, 11792, 13360, 14696, 14740, 18370, 21376, 21440, 22378, 23584, 26720, 29392, 29480, 36740, 42880, 44756, 47168, 53440, 55945, 58784, 58960, 73480, 89512, 94336, 106880, 111890, 117568, 117920, 123079, 146960, 179024, 223780, 235136, 235840, 246158, 293920, 358048, 447560, 471680, 492316, 587840, 615395, 716096, 895120, 984632, 1175680, 1230790, 1432192, 1790240, 1969264, 2461580, 3580480, 3938528, 4923160, 7160960, 7877056, 9846320, 15754112, 19692640, 39385280, 78770560]

約数ペア:

[(1, 78770560), (2, 39385280), (4, 19692640), (5, 15754112), (8, 9846320), (10, 7877056), (11, 7160960), (16, 4923160), (20, 3938528), (22, 3580480), (32, 2461580), (40, 1969264), (44, 1790240), (55, 1432192), (64, 1230790), (67, 1175680), (80, 984632), (88, 895120), (110, 716096), (128, 615395), (134, 587840), (160, 492316), (167, 471680), (176, 447560), (220, 358048), (268, 293920), (320, 246158), (334, 235840), (335, 235136), (352, 223780), (440, 179024), (536, 146960), (640, 123079), (668, 117920), (670, 117568), (704, 111890), (737, 106880), (835, 94336), (880, 89512), (1072, 73480), (1336, 58960), (1340, 58784), (1408, 55945), (1474, 53440), (1670, 47168), (1760, 44756), (1837, 42880), (2144, 36740), (2672, 29480), (2680, 29392), (2948, 26720), (3340, 23584), (3520, 22378), (3674, 21440), (3685, 21376), (4288, 18370), (5344, 14740), (5360, 14696), (5896, 13360), (6680, 11792), (7040, 11189), (7348, 10720), (7370, 10688), (8576, 9185)]