208391760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 735381504

約数和(自身を除く): 526989744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 53, 60, 72, 80, 86, 90, 106, 120, 127, 129, 144, 159, 172, 180, 212, 215, 240, 254, 258, 265, 318, 344, 360, 381, 387, 424, 430, 477, 508, 516, 530, 635, 636, 645, 688, 720, 762, 774, 795, 848, 860, 954, 1016, 1032, 1060, 1143, 1270, 1272, 1290, 1524, 1548, 1590, 1720, 1905, 1908, 1935, 2032, 2064, 2120, 2279, 2286, 2385, 2540, 2544, 2580, 3048, 3096, 3180, 3440, 3810, 3816, 3870, 4240, 4558, 4572, 4770, 5080, 5160, 5461, 5715, 6096, 6192, 6360, 6731, 6837, 7620, 7632, 7740, 9116, 9144, 9540, 10160, 10320, 10922, 11395, 11430, 12720, 13462, 13674, 15240, 15480, 16383, 18232, 18288, 19080, 20193, 20511, 21844, 22790, 22860, 26924, 27305, 27348, 30480, 30960, 32766, 33655, 34185, 36464, 38160, 40386, 41022, 43688, 45580, 45720, 49149, 53848, 54610, 54696, 60579, 65532, 67310, 68370, 80772, 81915, 82044, 87376, 91160, 91440, 98298, 100965, 102555, 107696, 109220, 109392, 121158, 131064, 134620, 136740, 161544, 163830, 164088, 182320, 196596, 201930, 205110, 218440, 242316, 245745, 262128, 269240, 273480, 289433, 302895, 323088, 327660, 328176, 393192, 403860, 410220, 436880, 484632, 491490, 538480, 546960, 578866, 605790, 655320, 786384, 807720, 820440, 868299, 969264, 982980, 1157732, 1211580, 1310640, 1447165, 1615440, 1640880, 1736598, 1965960, 2315464, 2423160, 2604897, 2894330, 3473196, 3931920, 4341495, 4630928, 4846320, 5209794, 5788660, 6946392, 8682990, 10419588, 11577320, 13024485, 13892784, 17365980, 20839176, 23154640, 26048970, 34731960, 41678352, 52097940, 69463920, 104195880, 208391760]

約数ペア:

[(1, 208391760), (2, 104195880), (3, 69463920), (4, 52097940), (5, 41678352), (6, 34731960), (8, 26048970), (9, 23154640), (10, 20839176), (12, 17365980), (15, 13892784), (16, 13024485), (18, 11577320), (20, 10419588), (24, 8682990), (30, 6946392), (36, 5788660), (40, 5209794), (43, 4846320), (45, 4630928), (48, 4341495), (53, 3931920), (60, 3473196), (72, 2894330), (80, 2604897), (86, 2423160), (90, 2315464), (106, 1965960), (120, 1736598), (127, 1640880), (129, 1615440), (144, 1447165), (159, 1310640), (172, 1211580), (180, 1157732), (212, 982980), (215, 969264), (240, 868299), (254, 820440), (258, 807720), (265, 786384), (318, 655320), (344, 605790), (360, 578866), (381, 546960), (387, 538480), (424, 491490), (430, 484632), (477, 436880), (508, 410220), (516, 403860), (530, 393192), (635, 328176), (636, 327660), (645, 323088), (688, 302895), (720, 289433), (762, 273480), (774, 269240), (795, 262128), (848, 245745), (860, 242316), (954, 218440), (1016, 205110), (1032, 201930), (1060, 196596), (1143, 182320), (1270, 164088), (1272, 163830), (1290, 161544), (1524, 136740), (1548, 134620), (1590, 131064), (1720, 121158), (1905, 109392), (1908, 109220), (1935, 107696), (2032, 102555), (2064, 100965), (2120, 98298), (2279, 91440), (2286, 91160), (2385, 87376), (2540, 82044), (2544, 81915), (2580, 80772), (3048, 68370), (3096, 67310), (3180, 65532), (3440, 60579), (3810, 54696), (3816, 54610), (3870, 53848), (4240, 49149), (4558, 45720), (4572, 45580), (4770, 43688), (5080, 41022), (5160, 40386), (5461, 38160), (5715, 36464), (6096, 34185), (6192, 33655), (6360, 32766), (6731, 30960), (6837, 30480), (7620, 27348), (7632, 27305), (7740, 26924), (9116, 22860), (9144, 22790), (9540, 21844), (10160, 20511), (10320, 20193), (10922, 19080), (11395, 18288), (11430, 18232), (12720, 16383), (13462, 15480), (13674, 15240)]