56979280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 139812480

約数和(自身を除く): 82833200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 173, 179, 184, 230, 346, 358, 368, 460, 692, 716, 865, 895, 920, 1384, 1432, 1730, 1790, 1840, 2768, 2864, 3460, 3580, 3979, 4117, 6920, 7160, 7958, 8234, 13840, 14320, 15916, 16468, 19895, 20585, 30967, 31832, 32936, 39790, 41170, 61934, 63664, 65872, 79580, 82340, 123868, 154835, 159160, 164680, 247736, 309670, 318320, 329360, 495472, 619340, 712241, 1238680, 1424482, 2477360, 2848964, 3561205, 5697928, 7122410, 11395856, 14244820, 28489640, 56979280]

約数ペア:

[(1, 56979280), (2, 28489640), (4, 14244820), (5, 11395856), (8, 7122410), (10, 5697928), (16, 3561205), (20, 2848964), (23, 2477360), (40, 1424482), (46, 1238680), (80, 712241), (92, 619340), (115, 495472), (173, 329360), (179, 318320), (184, 309670), (230, 247736), (346, 164680), (358, 159160), (368, 154835), (460, 123868), (692, 82340), (716, 79580), (865, 65872), (895, 63664), (920, 61934), (1384, 41170), (1432, 39790), (1730, 32936), (1790, 31832), (1840, 30967), (2768, 20585), (2864, 19895), (3460, 16468), (3580, 15916), (3979, 14320), (4117, 13840), (6920, 8234), (7160, 7958)]