488251680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{20759}}^1$

素因数の和:20791

約数の個数: 144

約数和(自身を含む): 1789179840

約数和(自身を除く): 1300928160

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, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 20759, 23520, 41518, 62277, 83036, 103795, 124554, 145313, 166072, 207590, 249108, 290626, 311385, 332144, 415180, 435939, 498216, 581252, 622770, 664288, 726565, 830360, 871878, 996432, 1017191, 1162504, 1245540, 1453130, 1660720, 1743756, 1992864, 2034382, 2179695, 2325008, 2491080, 2906260, 3051573, 3321440, 3487512, 4068764, 4359390, 4650016, 4982160, 5085955, 5812520, 6103146, 6975024, 8137528, 8718780, 9964320, 10171910, 11625040, 12206292, 13950048, 15257865, 16275056, 17437560, 20343820, 23250080, 24412584, 30515730, 32550112, 34875120, 40687640, 48825168, 61031460, 69750240, 81375280, 97650336, 122062920, 162750560, 244125840, 488251680]

約数ペア:

[(1, 488251680), (2, 244125840), (3, 162750560), (4, 122062920), (5, 97650336), (6, 81375280), (7, 69750240), (8, 61031460), (10, 48825168), (12, 40687640), (14, 34875120), (15, 32550112), (16, 30515730), (20, 24412584), (21, 23250080), (24, 20343820), (28, 17437560), (30, 16275056), (32, 15257865), (35, 13950048), (40, 12206292), (42, 11625040), (48, 10171910), (49, 9964320), (56, 8718780), (60, 8137528), (70, 6975024), (80, 6103146), (84, 5812520), (96, 5085955), (98, 4982160), (105, 4650016), (112, 4359390), (120, 4068764), (140, 3487512), (147, 3321440), (160, 3051573), (168, 2906260), (196, 2491080), (210, 2325008), (224, 2179695), (240, 2034382), (245, 1992864), (280, 1743756), (294, 1660720), (336, 1453130), (392, 1245540), (420, 1162504), (480, 1017191), (490, 996432), (560, 871878), (588, 830360), (672, 726565), (735, 664288), (784, 622770), (840, 581252), (980, 498216), (1120, 435939), (1176, 415180), (1470, 332144), (1568, 311385), (1680, 290626), (1960, 249108), (2352, 207590), (2940, 166072), (3360, 145313), (3920, 124554), (4704, 103795), (5880, 83036), (7840, 62277), (11760, 41518), (20759, 23520)]