20957718144

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5519}}^1$

素因数の和:5607

約数の個数: 256

約数和(自身を含む): 64862208000

約数和(自身を除く): 43904489856

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 31, 32, 33, 44, 48, 58, 62, 64, 66, 87, 88, 93, 96, 116, 124, 128, 132, 174, 176, 186, 192, 232, 248, 264, 319, 341, 348, 352, 372, 384, 464, 496, 528, 638, 682, 696, 704, 744, 899, 928, 957, 992, 1023, 1056, 1276, 1364, 1392, 1408, 1488, 1798, 1856, 1914, 1984, 2046, 2112, 2552, 2697, 2728, 2784, 2976, 3596, 3712, 3828, 3968, 4092, 4224, 5104, 5394, 5456, 5519, 5568, 5952, 7192, 7656, 8184, 9889, 10208, 10788, 10912, 11038, 11136, 11904, 14384, 15312, 16368, 16557, 19778, 20416, 21576, 21824, 22076, 28768, 29667, 30624, 32736, 33114, 39556, 40832, 43152, 43648, 44152, 57536, 59334, 60709, 61248, 65472, 66228, 79112, 86304, 88304, 115072, 118668, 121418, 122496, 130944, 132456, 158224, 160051, 171089, 172608, 176608, 182127, 237336, 242836, 264912, 316448, 320102, 342178, 345216, 353216, 364254, 474672, 480153, 485672, 513267, 529824, 632896, 640204, 684356, 706432, 728508, 949344, 960306, 971344, 1026534, 1059648, 1265792, 1280408, 1368712, 1457016, 1760561, 1881979, 1898688, 1920612, 1942688, 2053068, 2119296, 2560816, 2737424, 2914032, 3521122, 3763958, 3797376, 3841224, 3885376, 4106136, 4961581, 5121632, 5281683, 5474848, 5645937, 5828064, 7042244, 7527916, 7682448, 7770752, 8212272, 9923162, 10243264, 10563366, 10949696, 11291874, 11656128, 14084488, 14884743, 15055832, 15364896, 16424544, 19846324, 20486528, 21126732, 21899392, 22583748, 23312256, 28168976, 29769486, 30111664, 30729792, 32849088, 39692648, 42253464, 45167496, 54577391, 56337952, 59538972, 60223328, 61459584, 65698176, 79385296, 84506928, 90334992, 109154782, 112675904, 119077944, 120446656, 158770592, 163732173, 169013856, 180669984, 218309564, 225351808, 238155888, 240893312, 317541184, 327464346, 338027712, 361339968, 436619128, 476311776, 635082368, 654928692, 676055424, 722679936, 873238256, 952623552, 1309857384, 1746476512, 1905247104, 2619714768, 3492953024, 5239429536, 6985906048, 10478859072, 20957718144]

約数ペア:

[(1, 20957718144), (2, 10478859072), (3, 6985906048), (4, 5239429536), (6, 3492953024), (8, 2619714768), (11, 1905247104), (12, 1746476512), (16, 1309857384), (22, 952623552), (24, 873238256), (29, 722679936), (31, 676055424), (32, 654928692), (33, 635082368), (44, 476311776), (48, 436619128), (58, 361339968), (62, 338027712), (64, 327464346), (66, 317541184), (87, 240893312), (88, 238155888), (93, 225351808), (96, 218309564), (116, 180669984), (124, 169013856), (128, 163732173), (132, 158770592), (174, 120446656), (176, 119077944), (186, 112675904), (192, 109154782), (232, 90334992), (248, 84506928), (264, 79385296), (319, 65698176), (341, 61459584), (348, 60223328), (352, 59538972), (372, 56337952), (384, 54577391), (464, 45167496), (496, 42253464), (528, 39692648), (638, 32849088), (682, 30729792), (696, 30111664), (704, 29769486), (744, 28168976), (899, 23312256), (928, 22583748), (957, 21899392), (992, 21126732), (1023, 20486528), (1056, 19846324), (1276, 16424544), (1364, 15364896), (1392, 15055832), (1408, 14884743), (1488, 14084488), (1798, 11656128), (1856, 11291874), (1914, 10949696), (1984, 10563366), (2046, 10243264), (2112, 9923162), (2552, 8212272), (2697, 7770752), (2728, 7682448), (2784, 7527916), (2976, 7042244), (3596, 5828064), (3712, 5645937), (3828, 5474848), (3968, 5281683), (4092, 5121632), (4224, 4961581), (5104, 4106136), (5394, 3885376), (5456, 3841224), (5519, 3797376), (5568, 3763958), (5952, 3521122), (7192, 2914032), (7656, 2737424), (8184, 2560816), (9889, 2119296), (10208, 2053068), (10788, 1942688), (10912, 1920612), (11038, 1898688), (11136, 1881979), (11904, 1760561), (14384, 1457016), (15312, 1368712), (16368, 1280408), (16557, 1265792), (19778, 1059648), (20416, 1026534), (21576, 971344), (21824, 960306), (22076, 949344), (28768, 728508), (29667, 706432), (30624, 684356), (32736, 640204), (33114, 632896), (39556, 529824), (40832, 513267), (43152, 485672), (43648, 480153), (44152, 474672), (57536, 364254), (59334, 353216), (60709, 345216), (61248, 342178), (65472, 320102), (66228, 316448), (79112, 264912), (86304, 242836), (88304, 237336), (115072, 182127), (118668, 176608), (121418, 172608), (122496, 171089), (130944, 160051), (132456, 158224)]