216788880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11731}}^1$

素因数の和:11765

約数の個数: 160

約数和(自身を含む): 837946368

約数和(自身を除く): 621157488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 11731, 18480, 23462, 35193, 46924, 58655, 70386, 82117, 93848, 117310, 129041, 140772, 164234, 175965, 187696, 234620, 246351, 258082, 281544, 328468, 351930, 387123, 410585, 469240, 492702, 516164, 563088, 645205, 656936, 703860, 774246, 821170, 903287, 938480, 985404, 1032328, 1231755, 1290410, 1313872, 1407720, 1548492, 1642340, 1806574, 1935615, 1970808, 2064656, 2463510, 2580820, 2709861, 2815440, 3096984, 3284680, 3613148, 3871230, 3941616, 4516435, 4927020, 5161640, 5419722, 6193968, 6569360, 7226296, 7742460, 9032870, 9854040, 10323280, 10839444, 13549305, 14452592, 15484920, 18065740, 19708080, 21678888, 27098610, 30969840, 36131480, 43357776, 54197220, 72262960, 108394440, 216788880]

約数ペア:

[(1, 216788880), (2, 108394440), (3, 72262960), (4, 54197220), (5, 43357776), (6, 36131480), (7, 30969840), (8, 27098610), (10, 21678888), (11, 19708080), (12, 18065740), (14, 15484920), (15, 14452592), (16, 13549305), (20, 10839444), (21, 10323280), (22, 9854040), (24, 9032870), (28, 7742460), (30, 7226296), (33, 6569360), (35, 6193968), (40, 5419722), (42, 5161640), (44, 4927020), (48, 4516435), (55, 3941616), (56, 3871230), (60, 3613148), (66, 3284680), (70, 3096984), (77, 2815440), (80, 2709861), (84, 2580820), (88, 2463510), (105, 2064656), (110, 1970808), (112, 1935615), (120, 1806574), (132, 1642340), (140, 1548492), (154, 1407720), (165, 1313872), (168, 1290410), (176, 1231755), (210, 1032328), (220, 985404), (231, 938480), (240, 903287), (264, 821170), (280, 774246), (308, 703860), (330, 656936), (336, 645205), (385, 563088), (420, 516164), (440, 492702), (462, 469240), (528, 410585), (560, 387123), (616, 351930), (660, 328468), (770, 281544), (840, 258082), (880, 246351), (924, 234620), (1155, 187696), (1232, 175965), (1320, 164234), (1540, 140772), (1680, 129041), (1848, 117310), (2310, 93848), (2640, 82117), (3080, 70386), (3696, 58655), (4620, 46924), (6160, 35193), (9240, 23462), (11731, 18480)]