154707840

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{1279}}^1$

素因数の和:1314

約数の個数: 256

約数和(自身を含む): 626688000

約数和(自身を除く): 471980160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1279, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2558, 2688, 2880, 3024, 3360, 3456, 3780, 3837, 4032, 4320, 4480, 5040, 5116, 5760, 6048, 6395, 6720, 7560, 7674, 8064, 8640, 8953, 10080, 10232, 11511, 12096, 12790, 13440, 15120, 15348, 17280, 17906, 19185, 20160, 20464, 23022, 24192, 25580, 26859, 30240, 30696, 34533, 35812, 38370, 40320, 40928, 44765, 46044, 51160, 53718, 57555, 60480, 61392, 69066, 71624, 76740, 80577, 81856, 89530, 92088, 102320, 107436, 115110, 120960, 122784, 134295, 138132, 143248, 153480, 161154, 163712, 172665, 179060, 184176, 204640, 214872, 230220, 241731, 245568, 268590, 276264, 286496, 306960, 322308, 345330, 358120, 368352, 402885, 409280, 429744, 460440, 483462, 491136, 537180, 552528, 572992, 613920, 644616, 690660, 716240, 736704, 805770, 818560, 859488, 920880, 966924, 1074360, 1105056, 1145984, 1208655, 1227840, 1289232, 1381320, 1432480, 1473408, 1611540, 1718976, 1841760, 1933848, 2148720, 2210112, 2417310, 2455680, 2578464, 2762640, 2864960, 3223080, 3437952, 3683520, 3867696, 4297440, 4420224, 4834620, 5156928, 5525280, 5729920, 6446160, 7367040, 7735392, 8594880, 9669240, 10313856, 11050560, 12892320, 15470784, 17189760, 19338480, 22101120, 25784640, 30941568, 38676960, 51569280, 77353920, 154707840]

約数ペア:

[(1, 154707840), (2, 77353920), (3, 51569280), (4, 38676960), (5, 30941568), (6, 25784640), (7, 22101120), (8, 19338480), (9, 17189760), (10, 15470784), (12, 12892320), (14, 11050560), (15, 10313856), (16, 9669240), (18, 8594880), (20, 7735392), (21, 7367040), (24, 6446160), (27, 5729920), (28, 5525280), (30, 5156928), (32, 4834620), (35, 4420224), (36, 4297440), (40, 3867696), (42, 3683520), (45, 3437952), (48, 3223080), (54, 2864960), (56, 2762640), (60, 2578464), (63, 2455680), (64, 2417310), (70, 2210112), (72, 2148720), (80, 1933848), (84, 1841760), (90, 1718976), (96, 1611540), (105, 1473408), (108, 1432480), (112, 1381320), (120, 1289232), (126, 1227840), (128, 1208655), (135, 1145984), (140, 1105056), (144, 1074360), (160, 966924), (168, 920880), (180, 859488), (189, 818560), (192, 805770), (210, 736704), (216, 716240), (224, 690660), (240, 644616), (252, 613920), (270, 572992), (280, 552528), (288, 537180), (315, 491136), (320, 483462), (336, 460440), (360, 429744), (378, 409280), (384, 402885), (420, 368352), (432, 358120), (448, 345330), (480, 322308), (504, 306960), (540, 286496), (560, 276264), (576, 268590), (630, 245568), (640, 241731), (672, 230220), (720, 214872), (756, 204640), (840, 184176), (864, 179060), (896, 172665), (945, 163712), (960, 161154), (1008, 153480), (1080, 143248), (1120, 138132), (1152, 134295), (1260, 122784), (1279, 120960), (1344, 115110), (1440, 107436), (1512, 102320), (1680, 92088), (1728, 89530), (1890, 81856), (1920, 80577), (2016, 76740), (2160, 71624), (2240, 69066), (2520, 61392), (2558, 60480), (2688, 57555), (2880, 53718), (3024, 51160), (3360, 46044), (3456, 44765), (3780, 40928), (3837, 40320), (4032, 38370), (4320, 35812), (4480, 34533), (5040, 30696), (5116, 30240), (5760, 26859), (6048, 25580), (6395, 24192), (6720, 23022), (7560, 20464), (7674, 20160), (8064, 19185), (8640, 17906), (8953, 17280), (10080, 15348), (10232, 15120), (11511, 13440), (12096, 12790)]