31429440

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1559}}^1$

素因数の和:1589

約数の個数: 168

約数和(自身を含む): 123626880

約数和(自身を除く): 92197440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1559, 1680, 2016, 2240, 2520, 2880, 3118, 3360, 4032, 4677, 5040, 6236, 6720, 7795, 9354, 10080, 10913, 12472, 14031, 15590, 18708, 20160, 21826, 23385, 24944, 28062, 31180, 32739, 37416, 43652, 46770, 49888, 54565, 56124, 62360, 65478, 70155, 74832, 87304, 93540, 98217, 99776, 109130, 112248, 124720, 130956, 140310, 149664, 163695, 174608, 187080, 196434, 218260, 224496, 249440, 261912, 280620, 299328, 327390, 349216, 374160, 392868, 436520, 448992, 491085, 498880, 523824, 561240, 654780, 698432, 748320, 785736, 873040, 897984, 982170, 1047648, 1122480, 1309560, 1496640, 1571472, 1746080, 1964340, 2095296, 2244960, 2619120, 3142944, 3492160, 3928680, 4489920, 5238240, 6285888, 7857360, 10476480, 15714720, 31429440]

約数ペア:

[(1, 31429440), (2, 15714720), (3, 10476480), (4, 7857360), (5, 6285888), (6, 5238240), (7, 4489920), (8, 3928680), (9, 3492160), (10, 3142944), (12, 2619120), (14, 2244960), (15, 2095296), (16, 1964340), (18, 1746080), (20, 1571472), (21, 1496640), (24, 1309560), (28, 1122480), (30, 1047648), (32, 982170), (35, 897984), (36, 873040), (40, 785736), (42, 748320), (45, 698432), (48, 654780), (56, 561240), (60, 523824), (63, 498880), (64, 491085), (70, 448992), (72, 436520), (80, 392868), (84, 374160), (90, 349216), (96, 327390), (105, 299328), (112, 280620), (120, 261912), (126, 249440), (140, 224496), (144, 218260), (160, 196434), (168, 187080), (180, 174608), (192, 163695), (210, 149664), (224, 140310), (240, 130956), (252, 124720), (280, 112248), (288, 109130), (315, 99776), (320, 98217), (336, 93540), (360, 87304), (420, 74832), (448, 70155), (480, 65478), (504, 62360), (560, 56124), (576, 54565), (630, 49888), (672, 46770), (720, 43652), (840, 37416), (960, 32739), (1008, 31180), (1120, 28062), (1260, 24944), (1344, 23385), (1440, 21826), (1559, 20160), (1680, 18708), (2016, 15590), (2240, 14031), (2520, 12472), (2880, 10913), (3118, 10080), (3360, 9354), (4032, 7795), (4677, 6720), (5040, 6236)]