28735080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1979}}^1$

素因数の和:2015

約数の個数: 96

約数和(自身を含む): 94802400

約数和(自身を除く): 66067320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1452, 1815, 1979, 2420, 2904, 3630, 3958, 4840, 5937, 7260, 7916, 9895, 11874, 14520, 15832, 19790, 21769, 23748, 29685, 39580, 43538, 47496, 59370, 65307, 79160, 87076, 108845, 118740, 130614, 174152, 217690, 237480, 239459, 261228, 326535, 435380, 478918, 522456, 653070, 718377, 870760, 957836, 1197295, 1306140, 1436754, 1915672, 2394590, 2612280, 2873508, 3591885, 4789180, 5747016, 7183770, 9578360, 14367540, 28735080]

約数ペア:

[(1, 28735080), (2, 14367540), (3, 9578360), (4, 7183770), (5, 5747016), (6, 4789180), (8, 3591885), (10, 2873508), (11, 2612280), (12, 2394590), (15, 1915672), (20, 1436754), (22, 1306140), (24, 1197295), (30, 957836), (33, 870760), (40, 718377), (44, 653070), (55, 522456), (60, 478918), (66, 435380), (88, 326535), (110, 261228), (120, 239459), (121, 237480), (132, 217690), (165, 174152), (220, 130614), (242, 118740), (264, 108845), (330, 87076), (363, 79160), (440, 65307), (484, 59370), (605, 47496), (660, 43538), (726, 39580), (968, 29685), (1210, 23748), (1320, 21769), (1452, 19790), (1815, 15832), (1979, 14520), (2420, 11874), (2904, 9895), (3630, 7916), (3958, 7260), (4840, 5937)]