40419120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{491}}^1$

素因数の和:528

約数の個数: 160

約数和(自身を含む): 146419200

約数和(自身を除く): 106000080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 491, 560, 588, 686, 735, 784, 840, 980, 982, 1029, 1176, 1372, 1470, 1473, 1680, 1715, 1960, 1964, 2058, 2352, 2455, 2744, 2940, 2946, 3430, 3437, 3920, 3928, 4116, 4910, 5145, 5488, 5880, 5892, 6860, 6874, 7365, 7856, 8232, 9820, 10290, 10311, 11760, 11784, 13720, 13748, 14730, 16464, 17185, 19640, 20580, 20622, 23568, 24059, 27440, 27496, 29460, 34370, 39280, 41160, 41244, 48118, 51555, 54992, 58920, 68740, 72177, 82320, 82488, 96236, 103110, 117840, 120295, 137480, 144354, 164976, 168413, 192472, 206220, 240590, 274960, 288708, 336826, 360885, 384944, 412440, 481180, 505239, 577416, 673652, 721770, 824880, 842065, 962360, 1010478, 1154832, 1347304, 1443540, 1684130, 1924720, 2020956, 2526195, 2694608, 2887080, 3368260, 4041912, 5052390, 5774160, 6736520, 8083824, 10104780, 13473040, 20209560, 40419120]

約数ペア:

[(1, 40419120), (2, 20209560), (3, 13473040), (4, 10104780), (5, 8083824), (6, 6736520), (7, 5774160), (8, 5052390), (10, 4041912), (12, 3368260), (14, 2887080), (15, 2694608), (16, 2526195), (20, 2020956), (21, 1924720), (24, 1684130), (28, 1443540), (30, 1347304), (35, 1154832), (40, 1010478), (42, 962360), (48, 842065), (49, 824880), (56, 721770), (60, 673652), (70, 577416), (80, 505239), (84, 481180), (98, 412440), (105, 384944), (112, 360885), (120, 336826), (140, 288708), (147, 274960), (168, 240590), (196, 206220), (210, 192472), (240, 168413), (245, 164976), (280, 144354), (294, 137480), (336, 120295), (343, 117840), (392, 103110), (420, 96236), (490, 82488), (491, 82320), (560, 72177), (588, 68740), (686, 58920), (735, 54992), (784, 51555), (840, 48118), (980, 41244), (982, 41160), (1029, 39280), (1176, 34370), (1372, 29460), (1470, 27496), (1473, 27440), (1680, 24059), (1715, 23568), (1960, 20622), (1964, 20580), (2058, 19640), (2352, 17185), (2455, 16464), (2744, 14730), (2940, 13748), (2946, 13720), (3430, 11784), (3437, 11760), (3920, 10311), (3928, 10290), (4116, 9820), (4910, 8232), (5145, 7856), (5488, 7365), (5880, 6874), (5892, 6860)]