797720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 96

約数和(自身を含む): 2339280

約数和(自身を除く): 1541560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 49, 55, 56, 70, 74, 77, 88, 98, 110, 140, 148, 154, 185, 196, 220, 245, 259, 280, 296, 308, 370, 385, 392, 407, 440, 490, 518, 539, 616, 740, 770, 814, 980, 1036, 1078, 1295, 1480, 1540, 1628, 1813, 1960, 2035, 2072, 2156, 2590, 2695, 2849, 3080, 3256, 3626, 4070, 4312, 5180, 5390, 5698, 7252, 8140, 9065, 10360, 10780, 11396, 14245, 14504, 16280, 18130, 19943, 21560, 22792, 28490, 36260, 39886, 56980, 72520, 79772, 99715, 113960, 159544, 199430, 398860, 797720]

約数ペア:

[(1, 797720), (2, 398860), (4, 199430), (5, 159544), (7, 113960), (8, 99715), (10, 79772), (11, 72520), (14, 56980), (20, 39886), (22, 36260), (28, 28490), (35, 22792), (37, 21560), (40, 19943), (44, 18130), (49, 16280), (55, 14504), (56, 14245), (70, 11396), (74, 10780), (77, 10360), (88, 9065), (98, 8140), (110, 7252), (140, 5698), (148, 5390), (154, 5180), (185, 4312), (196, 4070), (220, 3626), (245, 3256), (259, 3080), (280, 2849), (296, 2695), (308, 2590), (370, 2156), (385, 2072), (392, 2035), (407, 1960), (440, 1813), (490, 1628), (518, 1540), (539, 1480), (616, 1295), (740, 1078), (770, 1036), (814, 980)]