2156297760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:845

約数の個数: 240

約数和(自身を含む): 7647393600

約数和(自身を除く): 5491095840

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 379, 405, 432, 439, 480, 540, 648, 720, 758, 810, 864, 878, 1080, 1137, 1296, 1317, 1440, 1516, 1620, 1756, 1895, 2160, 2195, 2274, 2592, 2634, 3032, 3240, 3411, 3512, 3790, 3951, 4320, 4390, 4548, 5268, 5685, 6064, 6480, 6585, 6822, 7024, 7580, 7902, 8780, 9096, 10233, 10536, 11370, 11853, 12128, 12960, 13170, 13644, 14048, 15160, 15804, 17055, 17560, 18192, 19755, 20466, 21072, 22740, 23706, 26340, 27288, 30320, 30699, 31608, 34110, 35120, 35559, 36384, 39510, 40932, 42144, 45480, 47412, 51165, 52680, 54576, 59265, 60640, 61398, 63216, 68220, 70240, 71118, 79020, 81864, 90960, 94824, 102330, 105360, 109152, 118530, 122796, 126432, 136440, 142236, 153495, 158040, 163728, 166381, 177795, 181920, 189648, 204660, 210720, 237060, 245592, 272880, 284472, 306990, 316080, 327456, 332762, 355590, 379296, 409320, 474120, 491184, 499143, 545760, 568944, 613980, 632160, 665524, 711180, 818640, 831905, 948240, 982368, 998286, 1137888, 1227960, 1331048, 1422360, 1497429, 1637280, 1663810, 1896480, 1996572, 2455920, 2495715, 2662096, 2844720, 2994858, 3327620, 3993144, 4492287, 4911840, 4991430, 5324192, 5689440, 5989716, 6655240, 7487145, 7986288, 8984574, 9982860, 11979432, 13310480, 13476861, 14974290, 15972576, 17969148, 19965720, 22461435, 23958864, 26620960, 26953722, 29948580, 35938296, 39931440, 44922870, 47917728, 53907444, 59897160, 67384305, 71876592, 79862880, 89845740, 107814888, 119794320, 134768610, 143753184, 179691480, 215629776, 239588640, 269537220, 359382960, 431259552, 539074440, 718765920, 1078148880, 2156297760]

約数ペア:

[(1, 2156297760), (2, 1078148880), (3, 718765920), (4, 539074440), (5, 431259552), (6, 359382960), (8, 269537220), (9, 239588640), (10, 215629776), (12, 179691480), (15, 143753184), (16, 134768610), (18, 119794320), (20, 107814888), (24, 89845740), (27, 79862880), (30, 71876592), (32, 67384305), (36, 59897160), (40, 53907444), (45, 47917728), (48, 44922870), (54, 39931440), (60, 35938296), (72, 29948580), (80, 26953722), (81, 26620960), (90, 23958864), (96, 22461435), (108, 19965720), (120, 17969148), (135, 15972576), (144, 14974290), (160, 13476861), (162, 13310480), (180, 11979432), (216, 9982860), (240, 8984574), (270, 7986288), (288, 7487145), (324, 6655240), (360, 5989716), (379, 5689440), (405, 5324192), (432, 4991430), (439, 4911840), (480, 4492287), (540, 3993144), (648, 3327620), (720, 2994858), (758, 2844720), (810, 2662096), (864, 2495715), (878, 2455920), (1080, 1996572), (1137, 1896480), (1296, 1663810), (1317, 1637280), (1440, 1497429), (1516, 1422360), (1620, 1331048), (1756, 1227960), (1895, 1137888), (2160, 998286), (2195, 982368), (2274, 948240), (2592, 831905), (2634, 818640), (3032, 711180), (3240, 665524), (3411, 632160), (3512, 613980), (3790, 568944), (3951, 545760), (4320, 499143), (4390, 491184), (4548, 474120), (5268, 409320), (5685, 379296), (6064, 355590), (6480, 332762), (6585, 327456), (6822, 316080), (7024, 306990), (7580, 284472), (7902, 272880), (8780, 245592), (9096, 237060), (10233, 210720), (10536, 204660), (11370, 189648), (11853, 181920), (12128, 177795), (12960, 166381), (13170, 163728), (13644, 158040), (14048, 153495), (15160, 142236), (15804, 136440), (17055, 126432), (17560, 122796), (18192, 118530), (19755, 109152), (20466, 105360), (21072, 102330), (22740, 94824), (23706, 90960), (26340, 81864), (27288, 79020), (30320, 71118), (30699, 70240), (31608, 68220), (34110, 63216), (35120, 61398), (35559, 60640), (36384, 59265), (39510, 54576), (40932, 52680), (42144, 51165), (45480, 47412)]