61261920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 240

約数和(自身を含む): 225030960

約数和(自身を除く): 163769040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 163, 174, 180, 216, 232, 240, 261, 270, 288, 290, 324, 326, 348, 360, 405, 432, 435, 464, 480, 489, 522, 540, 580, 648, 652, 696, 720, 783, 810, 815, 864, 870, 928, 978, 1044, 1080, 1160, 1296, 1304, 1305, 1392, 1440, 1467, 1566, 1620, 1630, 1740, 1956, 2088, 2160, 2320, 2349, 2445, 2592, 2608, 2610, 2784, 2934, 3132, 3240, 3260, 3480, 3912, 3915, 4176, 4320, 4401, 4640, 4698, 4727, 4890, 5216, 5220, 5868, 6264, 6480, 6520, 6960, 7335, 7824, 7830, 8352, 8802, 9396, 9454, 9780, 10440, 11736, 11745, 12528, 12960, 13040, 13203, 13920, 14181, 14670, 15648, 15660, 17604, 18792, 18908, 19560, 20880, 22005, 23472, 23490, 23635, 25056, 26080, 26406, 28362, 29340, 31320, 35208, 37584, 37816, 39120, 41760, 42543, 44010, 46944, 46980, 47270, 52812, 56724, 58680, 62640, 66015, 70416, 70905, 75168, 75632, 78240, 85086, 88020, 93960, 94540, 105624, 113448, 117360, 125280, 127629, 132030, 140832, 141810, 151264, 170172, 176040, 187920, 189080, 211248, 212715, 226896, 234720, 255258, 264060, 283620, 340344, 352080, 375840, 378160, 382887, 422496, 425430, 453792, 510516, 528120, 567240, 638145, 680688, 704160, 756320, 765774, 850860, 1021032, 1056240, 1134480, 1276290, 1361376, 1531548, 1701720, 1914435, 2042064, 2112480, 2268960, 2552580, 3063096, 3403440, 3828870, 4084128, 5105160, 6126192, 6806880, 7657740, 10210320, 12252384, 15315480, 20420640, 30630960, 61261920]

約数ペア:

[(1, 61261920), (2, 30630960), (3, 20420640), (4, 15315480), (5, 12252384), (6, 10210320), (8, 7657740), (9, 6806880), (10, 6126192), (12, 5105160), (15, 4084128), (16, 3828870), (18, 3403440), (20, 3063096), (24, 2552580), (27, 2268960), (29, 2112480), (30, 2042064), (32, 1914435), (36, 1701720), (40, 1531548), (45, 1361376), (48, 1276290), (54, 1134480), (58, 1056240), (60, 1021032), (72, 850860), (80, 765774), (81, 756320), (87, 704160), (90, 680688), (96, 638145), (108, 567240), (116, 528120), (120, 510516), (135, 453792), (144, 425430), (145, 422496), (160, 382887), (162, 378160), (163, 375840), (174, 352080), (180, 340344), (216, 283620), (232, 264060), (240, 255258), (261, 234720), (270, 226896), (288, 212715), (290, 211248), (324, 189080), (326, 187920), (348, 176040), (360, 170172), (405, 151264), (432, 141810), (435, 140832), (464, 132030), (480, 127629), (489, 125280), (522, 117360), (540, 113448), (580, 105624), (648, 94540), (652, 93960), (696, 88020), (720, 85086), (783, 78240), (810, 75632), (815, 75168), (864, 70905), (870, 70416), (928, 66015), (978, 62640), (1044, 58680), (1080, 56724), (1160, 52812), (1296, 47270), (1304, 46980), (1305, 46944), (1392, 44010), (1440, 42543), (1467, 41760), (1566, 39120), (1620, 37816), (1630, 37584), (1740, 35208), (1956, 31320), (2088, 29340), (2160, 28362), (2320, 26406), (2349, 26080), (2445, 25056), (2592, 23635), (2608, 23490), (2610, 23472), (2784, 22005), (2934, 20880), (3132, 19560), (3240, 18908), (3260, 18792), (3480, 17604), (3912, 15660), (3915, 15648), (4176, 14670), (4320, 14181), (4401, 13920), (4640, 13203), (4698, 13040), (4727, 12960), (4890, 12528), (5216, 11745), (5220, 11736), (5868, 10440), (6264, 9780), (6480, 9454), (6520, 9396), (6960, 8802), (7335, 8352), (7824, 7830)]