211673520

素因数分解:

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

素因数の和:161

約数の個数: 240

約数和(自身を含む): 760531680

約数和(自身を除く): 548858160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 53, 54, 60, 72, 80, 86, 90, 106, 108, 120, 129, 135, 144, 159, 172, 180, 212, 215, 216, 240, 258, 265, 270, 318, 344, 360, 387, 424, 430, 432, 477, 516, 530, 540, 636, 645, 688, 720, 774, 795, 848, 860, 954, 1032, 1060, 1080, 1161, 1272, 1290, 1431, 1548, 1590, 1720, 1849, 1908, 1935, 2064, 2120, 2160, 2279, 2322, 2385, 2544, 2580, 2862, 3096, 3180, 3440, 3698, 3816, 3870, 4240, 4558, 4644, 4770, 5160, 5547, 5724, 5805, 6192, 6360, 6837, 7155, 7396, 7632, 7740, 9116, 9245, 9288, 9540, 10320, 11094, 11395, 11448, 11610, 12720, 13674, 14310, 14792, 15480, 16641, 18232, 18490, 18576, 19080, 20511, 22188, 22790, 22896, 23220, 27348, 27735, 28620, 29584, 30960, 33282, 34185, 36464, 36980, 38160, 41022, 44376, 45580, 46440, 49923, 54696, 55470, 57240, 61533, 66564, 68370, 73960, 82044, 83205, 88752, 91160, 92880, 97997, 99846, 102555, 109392, 110940, 114480, 123066, 133128, 136740, 147920, 164088, 166410, 182320, 195994, 199692, 205110, 221880, 246132, 249615, 266256, 273480, 293991, 307665, 328176, 332820, 391988, 399384, 410220, 443760, 489985, 492264, 499230, 546960, 587982, 615330, 665640, 783976, 798768, 820440, 881973, 979970, 984528, 998460, 1175964, 1230660, 1331280, 1469955, 1567952, 1640880, 1763946, 1959940, 1996920, 2351928, 2461320, 2645919, 2939910, 3527892, 3919880, 3993840, 4409865, 4703856, 4922640, 5291838, 5879820, 7055784, 7839760, 8819730, 10583676, 11759640, 13229595, 14111568, 17639460, 21167352, 23519280, 26459190, 35278920, 42334704, 52918380, 70557840, 105836760, 211673520]

約数ペア:

[(1, 211673520), (2, 105836760), (3, 70557840), (4, 52918380), (5, 42334704), (6, 35278920), (8, 26459190), (9, 23519280), (10, 21167352), (12, 17639460), (15, 14111568), (16, 13229595), (18, 11759640), (20, 10583676), (24, 8819730), (27, 7839760), (30, 7055784), (36, 5879820), (40, 5291838), (43, 4922640), (45, 4703856), (48, 4409865), (53, 3993840), (54, 3919880), (60, 3527892), (72, 2939910), (80, 2645919), (86, 2461320), (90, 2351928), (106, 1996920), (108, 1959940), (120, 1763946), (129, 1640880), (135, 1567952), (144, 1469955), (159, 1331280), (172, 1230660), (180, 1175964), (212, 998460), (215, 984528), (216, 979970), (240, 881973), (258, 820440), (265, 798768), (270, 783976), (318, 665640), (344, 615330), (360, 587982), (387, 546960), (424, 499230), (430, 492264), (432, 489985), (477, 443760), (516, 410220), (530, 399384), (540, 391988), (636, 332820), (645, 328176), (688, 307665), (720, 293991), (774, 273480), (795, 266256), (848, 249615), (860, 246132), (954, 221880), (1032, 205110), (1060, 199692), (1080, 195994), (1161, 182320), (1272, 166410), (1290, 164088), (1431, 147920), (1548, 136740), (1590, 133128), (1720, 123066), (1849, 114480), (1908, 110940), (1935, 109392), (2064, 102555), (2120, 99846), (2160, 97997), (2279, 92880), (2322, 91160), (2385, 88752), (2544, 83205), (2580, 82044), (2862, 73960), (3096, 68370), (3180, 66564), (3440, 61533), (3698, 57240), (3816, 55470), (3870, 54696), (4240, 49923), (4558, 46440), (4644, 45580), (4770, 44376), (5160, 41022), (5547, 38160), (5724, 36980), (5805, 36464), (6192, 34185), (6360, 33282), (6837, 30960), (7155, 29584), (7396, 28620), (7632, 27735), (7740, 27348), (9116, 23220), (9245, 22896), (9288, 22790), (9540, 22188), (10320, 20511), (11094, 19080), (11395, 18576), (11448, 18490), (11610, 18232), (12720, 16641), (13674, 15480), (14310, 14792)]