31584840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2019

約数の個数: 128

約数和(自身を含む): 114048000

約数和(自身を除く): 82463160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1979, 1995, 2280, 2660, 3192, 3958, 3990, 5320, 5937, 7916, 7980, 9895, 11874, 13853, 15832, 15960, 19790, 23748, 27706, 29685, 37601, 39580, 41559, 47496, 55412, 59370, 69265, 75202, 79160, 83118, 110824, 112803, 118740, 138530, 150404, 166236, 188005, 207795, 225606, 237480, 263207, 277060, 300808, 332472, 376010, 415590, 451212, 526414, 554120, 564015, 752020, 789621, 831180, 902424, 1052828, 1128030, 1316035, 1504040, 1579242, 1662360, 2105656, 2256060, 2632070, 3158484, 3948105, 4512120, 5264140, 6316968, 7896210, 10528280, 15792420, 31584840]

約数ペア:

[(1, 31584840), (2, 15792420), (3, 10528280), (4, 7896210), (5, 6316968), (6, 5264140), (7, 4512120), (8, 3948105), (10, 3158484), (12, 2632070), (14, 2256060), (15, 2105656), (19, 1662360), (20, 1579242), (21, 1504040), (24, 1316035), (28, 1128030), (30, 1052828), (35, 902424), (38, 831180), (40, 789621), (42, 752020), (56, 564015), (57, 554120), (60, 526414), (70, 451212), (76, 415590), (84, 376010), (95, 332472), (105, 300808), (114, 277060), (120, 263207), (133, 237480), (140, 225606), (152, 207795), (168, 188005), (190, 166236), (210, 150404), (228, 138530), (266, 118740), (280, 112803), (285, 110824), (380, 83118), (399, 79160), (420, 75202), (456, 69265), (532, 59370), (570, 55412), (665, 47496), (760, 41559), (798, 39580), (840, 37601), (1064, 29685), (1140, 27706), (1330, 23748), (1596, 19790), (1979, 15960), (1995, 15832), (2280, 13853), (2660, 11874), (3192, 9895), (3958, 7980), (3990, 7916), (5320, 5937)]