161676480

素因数分解:

$2^6\times 3^1\times 5^1\times 7^3\times {\mathrm{491}}^1$

素因数の和:532

約数の個数: 224

約数和(自身を含む): 599846400

約数和(自身を除く): 438169920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 343, 392, 420, 448, 480, 490, 491, 560, 588, 672, 686, 735, 784, 840, 960, 980, 982, 1029, 1120, 1176, 1344, 1372, 1470, 1473, 1568, 1680, 1715, 1960, 1964, 2058, 2240, 2352, 2455, 2744, 2940, 2946, 3136, 3360, 3430, 3437, 3920, 3928, 4116, 4704, 4910, 5145, 5488, 5880, 5892, 6720, 6860, 6874, 7365, 7840, 7856, 8232, 9408, 9820, 10290, 10311, 10976, 11760, 11784, 13720, 13748, 14730, 15680, 15712, 16464, 17185, 19640, 20580, 20622, 21952, 23520, 23568, 24059, 27440, 27496, 29460, 31424, 32928, 34370, 39280, 41160, 41244, 47040, 47136, 48118, 51555, 54880, 54992, 58920, 65856, 68740, 72177, 78560, 82320, 82488, 94272, 96236, 103110, 109760, 109984, 117840, 120295, 137480, 144354, 157120, 164640, 164976, 168413, 192472, 206220, 219968, 235680, 240590, 274960, 288708, 329280, 329952, 336826, 360885, 384944, 412440, 471360, 481180, 505239, 549920, 577416, 659904, 673652, 721770, 769888, 824880, 842065, 962360, 1010478, 1099840, 1154832, 1347304, 1443540, 1539776, 1649760, 1684130, 1924720, 2020956, 2309664, 2526195, 2694608, 2887080, 3299520, 3368260, 3849440, 4041912, 4619328, 5052390, 5389216, 5774160, 6736520, 7698880, 8083824, 10104780, 10778432, 11548320, 13473040, 16167648, 20209560, 23096640, 26946080, 32335296, 40419120, 53892160, 80838240, 161676480]

約数ペア:

[(1, 161676480), (2, 80838240), (3, 53892160), (4, 40419120), (5, 32335296), (6, 26946080), (7, 23096640), (8, 20209560), (10, 16167648), (12, 13473040), (14, 11548320), (15, 10778432), (16, 10104780), (20, 8083824), (21, 7698880), (24, 6736520), (28, 5774160), (30, 5389216), (32, 5052390), (35, 4619328), (40, 4041912), (42, 3849440), (48, 3368260), (49, 3299520), (56, 2887080), (60, 2694608), (64, 2526195), (70, 2309664), (80, 2020956), (84, 1924720), (96, 1684130), (98, 1649760), (105, 1539776), (112, 1443540), (120, 1347304), (140, 1154832), (147, 1099840), (160, 1010478), (168, 962360), (192, 842065), (196, 824880), (210, 769888), (224, 721770), (240, 673652), (245, 659904), (280, 577416), (294, 549920), (320, 505239), (336, 481180), (343, 471360), (392, 412440), (420, 384944), (448, 360885), (480, 336826), (490, 329952), (491, 329280), (560, 288708), (588, 274960), (672, 240590), (686, 235680), (735, 219968), (784, 206220), (840, 192472), (960, 168413), (980, 164976), (982, 164640), (1029, 157120), (1120, 144354), (1176, 137480), (1344, 120295), (1372, 117840), (1470, 109984), (1473, 109760), (1568, 103110), (1680, 96236), (1715, 94272), (1960, 82488), (1964, 82320), (2058, 78560), (2240, 72177), (2352, 68740), (2455, 65856), (2744, 58920), (2940, 54992), (2946, 54880), (3136, 51555), (3360, 48118), (3430, 47136), (3437, 47040), (3920, 41244), (3928, 41160), (4116, 39280), (4704, 34370), (4910, 32928), (5145, 31424), (5488, 29460), (5880, 27496), (5892, 27440), (6720, 24059), (6860, 23568), (6874, 23520), (7365, 21952), (7840, 20622), (7856, 20580), (8232, 19640), (9408, 17185), (9820, 16464), (10290, 15712), (10311, 15680), (10976, 14730), (11760, 13748), (11784, 13720)]