26851680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:693

約数の個数: 144

約数和(自身を含む): 94938480

約数和(自身を除く): 68086800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 643, 696, 720, 870, 928, 1044, 1160, 1286, 1305, 1392, 1440, 1740, 1929, 2088, 2320, 2572, 2610, 2784, 3215, 3480, 3858, 4176, 4640, 5144, 5220, 5787, 6430, 6960, 7716, 8352, 9645, 10288, 10440, 11574, 12860, 13920, 15432, 18647, 19290, 20576, 20880, 23148, 25720, 28935, 30864, 37294, 38580, 41760, 46296, 51440, 55941, 57870, 61728, 74588, 77160, 92592, 93235, 102880, 111882, 115740, 149176, 154320, 167823, 185184, 186470, 223764, 231480, 279705, 298352, 308640, 335646, 372940, 447528, 462960, 559410, 596704, 671292, 745880, 839115, 895056, 925920, 1118820, 1342584, 1491760, 1678230, 1790112, 2237640, 2685168, 2983520, 3356460, 4475280, 5370336, 6712920, 8950560, 13425840, 26851680]

約数ペア:

[(1, 26851680), (2, 13425840), (3, 8950560), (4, 6712920), (5, 5370336), (6, 4475280), (8, 3356460), (9, 2983520), (10, 2685168), (12, 2237640), (15, 1790112), (16, 1678230), (18, 1491760), (20, 1342584), (24, 1118820), (29, 925920), (30, 895056), (32, 839115), (36, 745880), (40, 671292), (45, 596704), (48, 559410), (58, 462960), (60, 447528), (72, 372940), (80, 335646), (87, 308640), (90, 298352), (96, 279705), (116, 231480), (120, 223764), (144, 186470), (145, 185184), (160, 167823), (174, 154320), (180, 149176), (232, 115740), (240, 111882), (261, 102880), (288, 93235), (290, 92592), (348, 77160), (360, 74588), (435, 61728), (464, 57870), (480, 55941), (522, 51440), (580, 46296), (643, 41760), (696, 38580), (720, 37294), (870, 30864), (928, 28935), (1044, 25720), (1160, 23148), (1286, 20880), (1305, 20576), (1392, 19290), (1440, 18647), (1740, 15432), (1929, 13920), (2088, 12860), (2320, 11574), (2572, 10440), (2610, 10288), (2784, 9645), (3215, 8352), (3480, 7716), (3858, 6960), (4176, 6430), (4640, 5787), (5144, 5220)]