289831680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:347

約数の個数: 216

約数和(自身を含む): 1015581840

約数和(自身を除く): 725750160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 139, 144, 160, 180, 181, 192, 240, 256, 278, 288, 320, 360, 362, 384, 417, 480, 543, 556, 576, 640, 695, 720, 724, 768, 834, 905, 960, 1086, 1112, 1152, 1251, 1280, 1390, 1440, 1448, 1629, 1668, 1810, 1920, 2085, 2172, 2224, 2304, 2502, 2715, 2780, 2880, 2896, 3258, 3336, 3620, 3840, 4170, 4344, 4448, 5004, 5430, 5560, 5760, 5792, 6255, 6516, 6672, 7240, 8145, 8340, 8688, 8896, 10008, 10860, 11120, 11520, 11584, 12510, 13032, 13344, 14480, 16290, 16680, 17376, 17792, 20016, 21720, 22240, 23168, 25020, 25159, 26064, 26688, 28960, 32580, 33360, 34752, 35584, 40032, 43440, 44480, 46336, 50040, 50318, 52128, 53376, 57920, 65160, 66720, 69504, 75477, 80064, 86880, 88960, 100080, 100636, 104256, 106752, 115840, 125795, 130320, 133440, 139008, 150954, 160128, 173760, 177920, 200160, 201272, 208512, 226431, 231680, 251590, 260640, 266880, 301908, 320256, 347520, 377385, 400320, 402544, 417024, 452862, 503180, 521280, 533760, 603816, 695040, 754770, 800640, 805088, 905724, 1006360, 1042560, 1132155, 1207632, 1509540, 1601280, 1610176, 1811448, 2012720, 2085120, 2264310, 2415264, 3019080, 3220352, 3622896, 4025440, 4528620, 4830528, 6038160, 6440704, 7245792, 8050880, 9057240, 9661056, 12076320, 14491584, 16101760, 18114480, 19322112, 24152640, 28983168, 32203520, 36228960, 48305280, 57966336, 72457920, 96610560, 144915840, 289831680]

約数ペア:

[(1, 289831680), (2, 144915840), (3, 96610560), (4, 72457920), (5, 57966336), (6, 48305280), (8, 36228960), (9, 32203520), (10, 28983168), (12, 24152640), (15, 19322112), (16, 18114480), (18, 16101760), (20, 14491584), (24, 12076320), (30, 9661056), (32, 9057240), (36, 8050880), (40, 7245792), (45, 6440704), (48, 6038160), (60, 4830528), (64, 4528620), (72, 4025440), (80, 3622896), (90, 3220352), (96, 3019080), (120, 2415264), (128, 2264310), (139, 2085120), (144, 2012720), (160, 1811448), (180, 1610176), (181, 1601280), (192, 1509540), (240, 1207632), (256, 1132155), (278, 1042560), (288, 1006360), (320, 905724), (360, 805088), (362, 800640), (384, 754770), (417, 695040), (480, 603816), (543, 533760), (556, 521280), (576, 503180), (640, 452862), (695, 417024), (720, 402544), (724, 400320), (768, 377385), (834, 347520), (905, 320256), (960, 301908), (1086, 266880), (1112, 260640), (1152, 251590), (1251, 231680), (1280, 226431), (1390, 208512), (1440, 201272), (1448, 200160), (1629, 177920), (1668, 173760), (1810, 160128), (1920, 150954), (2085, 139008), (2172, 133440), (2224, 130320), (2304, 125795), (2502, 115840), (2715, 106752), (2780, 104256), (2880, 100636), (2896, 100080), (3258, 88960), (3336, 86880), (3620, 80064), (3840, 75477), (4170, 69504), (4344, 66720), (4448, 65160), (5004, 57920), (5430, 53376), (5560, 52128), (5760, 50318), (5792, 50040), (6255, 46336), (6516, 44480), (6672, 43440), (7240, 40032), (8145, 35584), (8340, 34752), (8688, 33360), (8896, 32580), (10008, 28960), (10860, 26688), (11120, 26064), (11520, 25159), (11584, 25020), (12510, 23168), (13032, 22240), (13344, 21720), (14480, 20016), (16290, 17792), (16680, 17376)]