289759120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:393

約数の個数: 160

約数和(自身を含む): 821018880

約数和(自身を除く): 531259760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 113, 133, 140, 152, 190, 226, 241, 266, 280, 304, 380, 452, 482, 532, 560, 565, 665, 760, 791, 904, 964, 1064, 1130, 1205, 1330, 1520, 1582, 1687, 1808, 1928, 2128, 2147, 2260, 2410, 2660, 3164, 3374, 3856, 3955, 4294, 4520, 4579, 4820, 5320, 6328, 6748, 7910, 8435, 8588, 9040, 9158, 9640, 10640, 10735, 12656, 13496, 15029, 15820, 16870, 17176, 18316, 19280, 21470, 22895, 26992, 27233, 30058, 31640, 32053, 33740, 34352, 36632, 42940, 45790, 54466, 60116, 63280, 64106, 67480, 73264, 75145, 85880, 91580, 108932, 120232, 128212, 134960, 136165, 150290, 160265, 171760, 183160, 190631, 217864, 240464, 256424, 272330, 300580, 320530, 366320, 381262, 435728, 512848, 517427, 544660, 601160, 641060, 762524, 953155, 1034854, 1089320, 1202320, 1282120, 1525048, 1906310, 2069708, 2178640, 2564240, 2587135, 3050096, 3621989, 3812620, 4139416, 5174270, 7243978, 7625240, 8278832, 10348540, 14487956, 15250480, 18109945, 20697080, 28975912, 36219890, 41394160, 57951824, 72439780, 144879560, 289759120]

約数ペア:

[(1, 289759120), (2, 144879560), (4, 72439780), (5, 57951824), (7, 41394160), (8, 36219890), (10, 28975912), (14, 20697080), (16, 18109945), (19, 15250480), (20, 14487956), (28, 10348540), (35, 8278832), (38, 7625240), (40, 7243978), (56, 5174270), (70, 4139416), (76, 3812620), (80, 3621989), (95, 3050096), (112, 2587135), (113, 2564240), (133, 2178640), (140, 2069708), (152, 1906310), (190, 1525048), (226, 1282120), (241, 1202320), (266, 1089320), (280, 1034854), (304, 953155), (380, 762524), (452, 641060), (482, 601160), (532, 544660), (560, 517427), (565, 512848), (665, 435728), (760, 381262), (791, 366320), (904, 320530), (964, 300580), (1064, 272330), (1130, 256424), (1205, 240464), (1330, 217864), (1520, 190631), (1582, 183160), (1687, 171760), (1808, 160265), (1928, 150290), (2128, 136165), (2147, 134960), (2260, 128212), (2410, 120232), (2660, 108932), (3164, 91580), (3374, 85880), (3856, 75145), (3955, 73264), (4294, 67480), (4520, 64106), (4579, 63280), (4820, 60116), (5320, 54466), (6328, 45790), (6748, 42940), (7910, 36632), (8435, 34352), (8588, 33740), (9040, 32053), (9158, 31640), (9640, 30058), (10640, 27233), (10735, 26992), (12656, 22895), (13496, 21470), (15029, 19280), (15820, 18316), (16870, 17176)]