209857920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3769}}^1$

素因数の和:3820

約数の個数: 128

約数和(自身を含む): 692172000

約数和(自身を除く): 482314080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 870, 928, 960, 1160, 1392, 1740, 1856, 1920, 2320, 2784, 3480, 3712, 3769, 4640, 5568, 6960, 7538, 9280, 11136, 11307, 13920, 15076, 18560, 18845, 22614, 27840, 30152, 37690, 45228, 55680, 56535, 60304, 75380, 90456, 109301, 113070, 120608, 150760, 180912, 218602, 226140, 241216, 301520, 327903, 361824, 437204, 452280, 482432, 546505, 603040, 655806, 723648, 874408, 904560, 1093010, 1206080, 1311612, 1447296, 1639515, 1748816, 1809120, 2186020, 2412160, 2623224, 3279030, 3497632, 3618240, 4372040, 5246448, 6558060, 6995264, 7236480, 8744080, 10492896, 13116120, 13990528, 17488160, 20985792, 26232240, 34976320, 41971584, 52464480, 69952640, 104928960, 209857920]

約数ペア:

[(1, 209857920), (2, 104928960), (3, 69952640), (4, 52464480), (5, 41971584), (6, 34976320), (8, 26232240), (10, 20985792), (12, 17488160), (15, 13990528), (16, 13116120), (20, 10492896), (24, 8744080), (29, 7236480), (30, 6995264), (32, 6558060), (40, 5246448), (48, 4372040), (58, 3618240), (60, 3497632), (64, 3279030), (80, 2623224), (87, 2412160), (96, 2186020), (116, 1809120), (120, 1748816), (128, 1639515), (145, 1447296), (160, 1311612), (174, 1206080), (192, 1093010), (232, 904560), (240, 874408), (290, 723648), (320, 655806), (348, 603040), (384, 546505), (435, 482432), (464, 452280), (480, 437204), (580, 361824), (640, 327903), (696, 301520), (870, 241216), (928, 226140), (960, 218602), (1160, 180912), (1392, 150760), (1740, 120608), (1856, 113070), (1920, 109301), (2320, 90456), (2784, 75380), (3480, 60304), (3712, 56535), (3769, 55680), (4640, 45228), (5568, 37690), (6960, 30152), (7538, 27840), (9280, 22614), (11136, 18845), (11307, 18560), (13920, 15076)]