68219280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31583}}^1$

素因数の和:31605

約数の個数: 80

約数和(自身を含む): 234984960

約数和(自身を除く): 166765680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 31583, 63166, 94749, 126332, 157915, 189498, 252664, 284247, 315830, 378996, 473745, 505328, 568494, 631660, 757992, 852741, 947490, 1136988, 1263320, 1421235, 1515984, 1705482, 1894980, 2273976, 2526640, 2842470, 3410964, 3789960, 4263705, 4547952, 5684940, 6821928, 7579920, 8527410, 11369880, 13643856, 17054820, 22739760, 34109640, 68219280]

約数ペア:

[(1, 68219280), (2, 34109640), (3, 22739760), (4, 17054820), (5, 13643856), (6, 11369880), (8, 8527410), (9, 7579920), (10, 6821928), (12, 5684940), (15, 4547952), (16, 4263705), (18, 3789960), (20, 3410964), (24, 2842470), (27, 2526640), (30, 2273976), (36, 1894980), (40, 1705482), (45, 1515984), (48, 1421235), (54, 1263320), (60, 1136988), (72, 947490), (80, 852741), (90, 757992), (108, 631660), (120, 568494), (135, 505328), (144, 473745), (180, 378996), (216, 315830), (240, 284247), (270, 252664), (360, 189498), (432, 157915), (540, 126332), (720, 94749), (1080, 63166), (2160, 31583)]