138626880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^3\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 224

約数和(自身を含む): 514502400

約数和(自身を除く): 375875520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 343, 392, 420, 421, 448, 480, 490, 560, 588, 672, 686, 735, 784, 840, 842, 960, 980, 1029, 1120, 1176, 1263, 1344, 1372, 1470, 1568, 1680, 1684, 1715, 1960, 2058, 2105, 2240, 2352, 2526, 2744, 2940, 2947, 3136, 3360, 3368, 3430, 3920, 4116, 4210, 4704, 5052, 5145, 5488, 5880, 5894, 6315, 6720, 6736, 6860, 7840, 8232, 8420, 8841, 9408, 10104, 10290, 10976, 11760, 11788, 12630, 13472, 13720, 14735, 15680, 16464, 16840, 17682, 20208, 20580, 20629, 21952, 23520, 23576, 25260, 26944, 27440, 29470, 32928, 33680, 35364, 40416, 41160, 41258, 44205, 47040, 47152, 50520, 54880, 58940, 61887, 65856, 67360, 70728, 80832, 82320, 82516, 88410, 94304, 101040, 103145, 109760, 117880, 123774, 134720, 141456, 144403, 164640, 165032, 176820, 188608, 202080, 206290, 235760, 247548, 282912, 288806, 309435, 329280, 330064, 353640, 404160, 412580, 433209, 471520, 495096, 565824, 577612, 618870, 660128, 707280, 722015, 825160, 866418, 943040, 990192, 1155224, 1237740, 1320256, 1414560, 1444030, 1650320, 1732836, 1980384, 2166045, 2310448, 2475480, 2829120, 2888060, 3300640, 3465672, 3960768, 4332090, 4620896, 4950960, 5776120, 6601280, 6931344, 8664180, 9241792, 9901920, 11552240, 13862688, 17328360, 19803840, 23104480, 27725376, 34656720, 46208960, 69313440, 138626880]

約数ペア:

[(1, 138626880), (2, 69313440), (3, 46208960), (4, 34656720), (5, 27725376), (6, 23104480), (7, 19803840), (8, 17328360), (10, 13862688), (12, 11552240), (14, 9901920), (15, 9241792), (16, 8664180), (20, 6931344), (21, 6601280), (24, 5776120), (28, 4950960), (30, 4620896), (32, 4332090), (35, 3960768), (40, 3465672), (42, 3300640), (48, 2888060), (49, 2829120), (56, 2475480), (60, 2310448), (64, 2166045), (70, 1980384), (80, 1732836), (84, 1650320), (96, 1444030), (98, 1414560), (105, 1320256), (112, 1237740), (120, 1155224), (140, 990192), (147, 943040), (160, 866418), (168, 825160), (192, 722015), (196, 707280), (210, 660128), (224, 618870), (240, 577612), (245, 565824), (280, 495096), (294, 471520), (320, 433209), (336, 412580), (343, 404160), (392, 353640), (420, 330064), (421, 329280), (448, 309435), (480, 288806), (490, 282912), (560, 247548), (588, 235760), (672, 206290), (686, 202080), (735, 188608), (784, 176820), (840, 165032), (842, 164640), (960, 144403), (980, 141456), (1029, 134720), (1120, 123774), (1176, 117880), (1263, 109760), (1344, 103145), (1372, 101040), (1470, 94304), (1568, 88410), (1680, 82516), (1684, 82320), (1715, 80832), (1960, 70728), (2058, 67360), (2105, 65856), (2240, 61887), (2352, 58940), (2526, 54880), (2744, 50520), (2940, 47152), (2947, 47040), (3136, 44205), (3360, 41258), (3368, 41160), (3430, 40416), (3920, 35364), (4116, 33680), (4210, 32928), (4704, 29470), (5052, 27440), (5145, 26944), (5488, 25260), (5880, 23576), (5894, 23520), (6315, 21952), (6720, 20629), (6736, 20580), (6860, 20208), (7840, 17682), (8232, 16840), (8420, 16464), (8841, 15680), (9408, 14735), (10104, 13720), (10290, 13472), (10976, 12630), (11760, 11788)]