56249640

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{643}}^1$

素因数の和:675

約数の個数: 128

約数和(自身を含む): 190108800

約数和(自身を除く): 133859160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 643, 648, 729, 810, 972, 1080, 1215, 1286, 1458, 1620, 1929, 1944, 2187, 2430, 2572, 2916, 3215, 3240, 3645, 3858, 4374, 4860, 5144, 5787, 5832, 6430, 7290, 7716, 8748, 9645, 9720, 10935, 11574, 12860, 14580, 15432, 17361, 17496, 19290, 21870, 23148, 25720, 28935, 29160, 34722, 38580, 43740, 46296, 52083, 57870, 69444, 77160, 86805, 87480, 104166, 115740, 138888, 156249, 173610, 208332, 231480, 260415, 312498, 347220, 416664, 468747, 520830, 624996, 694440, 781245, 937494, 1041660, 1249992, 1406241, 1562490, 1874988, 2083320, 2343735, 2812482, 3124980, 3749976, 4687470, 5624964, 6249960, 7031205, 9374940, 11249928, 14062410, 18749880, 28124820, 56249640]

約数ペア:

[(1, 56249640), (2, 28124820), (3, 18749880), (4, 14062410), (5, 11249928), (6, 9374940), (8, 7031205), (9, 6249960), (10, 5624964), (12, 4687470), (15, 3749976), (18, 3124980), (20, 2812482), (24, 2343735), (27, 2083320), (30, 1874988), (36, 1562490), (40, 1406241), (45, 1249992), (54, 1041660), (60, 937494), (72, 781245), (81, 694440), (90, 624996), (108, 520830), (120, 468747), (135, 416664), (162, 347220), (180, 312498), (216, 260415), (243, 231480), (270, 208332), (324, 173610), (360, 156249), (405, 138888), (486, 115740), (540, 104166), (643, 87480), (648, 86805), (729, 77160), (810, 69444), (972, 57870), (1080, 52083), (1215, 46296), (1286, 43740), (1458, 38580), (1620, 34722), (1929, 29160), (1944, 28935), (2187, 25720), (2430, 23148), (2572, 21870), (2916, 19290), (3215, 17496), (3240, 17361), (3645, 15432), (3858, 14580), (4374, 12860), (4860, 11574), (5144, 10935), (5787, 9720), (5832, 9645), (6430, 8748), (7290, 7716)]