221195880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1879}}^1$

素因数の和:2008

約数の個数: 128

約数和(自身を含む): 744480000

約数和(自身を除く): 523284120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 109, 120, 135, 180, 216, 218, 270, 327, 360, 436, 540, 545, 654, 872, 981, 1080, 1090, 1308, 1635, 1879, 1962, 2180, 2616, 2943, 3270, 3758, 3924, 4360, 4905, 5637, 5886, 6540, 7516, 7848, 9395, 9810, 11274, 11772, 13080, 14715, 15032, 16911, 18790, 19620, 22548, 23544, 28185, 29430, 33822, 37580, 39240, 45096, 50733, 56370, 58860, 67644, 75160, 84555, 101466, 112740, 117720, 135288, 169110, 202932, 204811, 225480, 253665, 338220, 405864, 409622, 507330, 614433, 676440, 819244, 1014660, 1024055, 1228866, 1638488, 1843299, 2029320, 2048110, 2457732, 3072165, 3686598, 4096220, 4915464, 5529897, 6144330, 7373196, 8192440, 9216495, 11059794, 12288660, 14746392, 18432990, 22119588, 24577320, 27649485, 36865980, 44239176, 55298970, 73731960, 110597940, 221195880]

約数ペア:

[(1, 221195880), (2, 110597940), (3, 73731960), (4, 55298970), (5, 44239176), (6, 36865980), (8, 27649485), (9, 24577320), (10, 22119588), (12, 18432990), (15, 14746392), (18, 12288660), (20, 11059794), (24, 9216495), (27, 8192440), (30, 7373196), (36, 6144330), (40, 5529897), (45, 4915464), (54, 4096220), (60, 3686598), (72, 3072165), (90, 2457732), (108, 2048110), (109, 2029320), (120, 1843299), (135, 1638488), (180, 1228866), (216, 1024055), (218, 1014660), (270, 819244), (327, 676440), (360, 614433), (436, 507330), (540, 409622), (545, 405864), (654, 338220), (872, 253665), (981, 225480), (1080, 204811), (1090, 202932), (1308, 169110), (1635, 135288), (1879, 117720), (1962, 112740), (2180, 101466), (2616, 84555), (2943, 75160), (3270, 67644), (3758, 58860), (3924, 56370), (4360, 50733), (4905, 45096), (5637, 39240), (5886, 37580), (6540, 33822), (7516, 29430), (7848, 28185), (9395, 23544), (9810, 22548), (11274, 19620), (11772, 18790), (13080, 16911), (14715, 15032)]