398183040

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{7681}}^1$

素因数の和:7712

約数の個数: 160

約数和(自身を含む): 1422168660

約数和(自身を除く): 1023985620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5760, 6480, 7681, 8640, 10368, 12960, 15362, 17280, 23043, 25920, 30724, 38405, 46086, 51840, 61448, 69129, 76810, 92172, 115215, 122896, 138258, 153620, 184344, 207387, 230430, 245792, 276516, 307240, 345645, 368688, 414774, 460860, 491584, 553032, 614480, 622161, 691290, 737376, 829548, 921720, 983168, 1036935, 1106064, 1228960, 1244322, 1382580, 1474752, 1659096, 1843440, 2073870, 2212128, 2457920, 2488644, 2765160, 2949504, 3110805, 3318192, 3686880, 4147740, 4424256, 4915840, 4977288, 5530320, 6221610, 6636384, 7373760, 8295480, 8848512, 9954576, 11060640, 12443220, 13272768, 14747520, 16590960, 19909152, 22121280, 24886440, 26545536, 33181920, 39818304, 44242560, 49772880, 66363840, 79636608, 99545760, 132727680, 199091520, 398183040]

約数ペア:

[(1, 398183040), (2, 199091520), (3, 132727680), (4, 99545760), (5, 79636608), (6, 66363840), (8, 49772880), (9, 44242560), (10, 39818304), (12, 33181920), (15, 26545536), (16, 24886440), (18, 22121280), (20, 19909152), (24, 16590960), (27, 14747520), (30, 13272768), (32, 12443220), (36, 11060640), (40, 9954576), (45, 8848512), (48, 8295480), (54, 7373760), (60, 6636384), (64, 6221610), (72, 5530320), (80, 4977288), (81, 4915840), (90, 4424256), (96, 4147740), (108, 3686880), (120, 3318192), (128, 3110805), (135, 2949504), (144, 2765160), (160, 2488644), (162, 2457920), (180, 2212128), (192, 2073870), (216, 1843440), (240, 1659096), (270, 1474752), (288, 1382580), (320, 1244322), (324, 1228960), (360, 1106064), (384, 1036935), (405, 983168), (432, 921720), (480, 829548), (540, 737376), (576, 691290), (640, 622161), (648, 614480), (720, 553032), (810, 491584), (864, 460860), (960, 414774), (1080, 368688), (1152, 345645), (1296, 307240), (1440, 276516), (1620, 245792), (1728, 230430), (1920, 207387), (2160, 184344), (2592, 153620), (2880, 138258), (3240, 122896), (3456, 115215), (4320, 92172), (5184, 76810), (5760, 69129), (6480, 61448), (7681, 51840), (8640, 46086), (10368, 38405), (12960, 30724), (15362, 25920), (17280, 23043)]