89903520

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{991}}^1$

素因数の和:1025

約数の個数: 240

約数和(自身を含む): 362976768

約数和(自身を除く): 273073248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 991, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 1982, 2016, 2160, 2268, 2520, 2592, 2835, 2973, 3024, 3240, 3360, 3780, 3964, 4320, 4536, 4955, 5040, 5670, 5946, 6048, 6480, 6937, 7560, 7928, 8919, 9072, 9910, 10080, 11340, 11892, 12960, 13874, 14865, 15120, 15856, 17838, 18144, 19820, 20811, 22680, 23784, 26757, 27748, 29730, 30240, 31712, 34685, 35676, 39640, 41622, 44595, 45360, 47568, 53514, 55496, 59460, 62433, 69370, 71352, 79280, 80271, 83244, 89190, 90720, 95136, 104055, 107028, 110992, 118920, 124866, 133785, 138740, 142704, 158560, 160542, 166488, 178380, 187299, 208110, 214056, 221984, 237840, 249732, 267570, 277480, 285408, 312165, 321084, 332976, 356760, 374598, 401355, 416220, 428112, 475680, 499464, 535140, 554960, 561897, 624330, 642168, 665952, 713520, 749196, 802710, 832440, 856224, 936495, 998928, 1070280, 1109920, 1123794, 1248660, 1284336, 1427040, 1498392, 1605420, 1664880, 1872990, 1997856, 2140560, 2247588, 2497320, 2568672, 2809485, 2996784, 3210840, 3329760, 3745980, 4281120, 4495176, 4994640, 5618970, 5993568, 6421680, 7491960, 8990352, 9989280, 11237940, 12843360, 14983920, 17980704, 22475880, 29967840, 44951760, 89903520]

約数ペア:

[(1, 89903520), (2, 44951760), (3, 29967840), (4, 22475880), (5, 17980704), (6, 14983920), (7, 12843360), (8, 11237940), (9, 9989280), (10, 8990352), (12, 7491960), (14, 6421680), (15, 5993568), (16, 5618970), (18, 4994640), (20, 4495176), (21, 4281120), (24, 3745980), (27, 3329760), (28, 3210840), (30, 2996784), (32, 2809485), (35, 2568672), (36, 2497320), (40, 2247588), (42, 2140560), (45, 1997856), (48, 1872990), (54, 1664880), (56, 1605420), (60, 1498392), (63, 1427040), (70, 1284336), (72, 1248660), (80, 1123794), (81, 1109920), (84, 1070280), (90, 998928), (96, 936495), (105, 856224), (108, 832440), (112, 802710), (120, 749196), (126, 713520), (135, 665952), (140, 642168), (144, 624330), (160, 561897), (162, 554960), (168, 535140), (180, 499464), (189, 475680), (210, 428112), (216, 416220), (224, 401355), (240, 374598), (252, 356760), (270, 332976), (280, 321084), (288, 312165), (315, 285408), (324, 277480), (336, 267570), (360, 249732), (378, 237840), (405, 221984), (420, 214056), (432, 208110), (480, 187299), (504, 178380), (540, 166488), (560, 160542), (567, 158560), (630, 142704), (648, 138740), (672, 133785), (720, 124866), (756, 118920), (810, 110992), (840, 107028), (864, 104055), (945, 95136), (991, 90720), (1008, 89190), (1080, 83244), (1120, 80271), (1134, 79280), (1260, 71352), (1296, 69370), (1440, 62433), (1512, 59460), (1620, 55496), (1680, 53514), (1890, 47568), (1982, 45360), (2016, 44595), (2160, 41622), (2268, 39640), (2520, 35676), (2592, 34685), (2835, 31712), (2973, 30240), (3024, 29730), (3240, 27748), (3360, 26757), (3780, 23784), (3964, 22680), (4320, 20811), (4536, 19820), (4955, 18144), (5040, 17838), (5670, 15856), (5946, 15120), (6048, 14865), (6480, 13874), (6937, 12960), (7560, 11892), (7928, 11340), (8919, 10080), (9072, 9910)]