20905047072

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{6089}}^1$

素因数の和:6256

約数の個数: 288

約数和(自身を含む): 73738304640

約数和(自身を除く): 52833257568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 131, 144, 156, 168, 182, 208, 224, 234, 252, 262, 273, 288, 312, 336, 364, 393, 416, 468, 504, 524, 546, 624, 672, 728, 786, 819, 917, 936, 1008, 1048, 1092, 1179, 1248, 1456, 1572, 1638, 1703, 1834, 1872, 2016, 2096, 2184, 2358, 2751, 2912, 3144, 3276, 3406, 3668, 3744, 4192, 4368, 4716, 5109, 5502, 6089, 6288, 6552, 6812, 7336, 8253, 8736, 9432, 10218, 11004, 11921, 12178, 12576, 13104, 13624, 14672, 15327, 16506, 18267, 18864, 20436, 22008, 23842, 24356, 26208, 27248, 29344, 30654, 33012, 35763, 36534, 37728, 40872, 42623, 44016, 47684, 48712, 54496, 54801, 61308, 66024, 71526, 73068, 79157, 81744, 85246, 88032, 95368, 97424, 107289, 109602, 122616, 127869, 132048, 143052, 146136, 158314, 163488, 170492, 190736, 194848, 214578, 219204, 237471, 245232, 255738, 264096, 286104, 292272, 316628, 340984, 381472, 383607, 429156, 438408, 474942, 490464, 511476, 554099, 572208, 584544, 633256, 681968, 712413, 767214, 797659, 858312, 876816, 949884, 1022952, 1108198, 1144416, 1266512, 1363936, 1424826, 1534428, 1595318, 1662297, 1716624, 1753632, 1899768, 2045904, 2216396, 2392977, 2533024, 2849652, 3068856, 3190636, 3324594, 3433248, 3799536, 4091808, 4432792, 4785954, 4986891, 5583613, 5699304, 6137712, 6381272, 6649188, 7178931, 7599072, 8865584, 9571908, 9973782, 10369567, 11167226, 11398608, 12275424, 12762544, 13298376, 14357862, 16750839, 17731168, 19143816, 19947564, 20739134, 22334452, 22797216, 25525088, 26596752, 28715724, 31108701, 33501678, 38287632, 39895128, 41478268, 44668904, 50252517, 53193504, 57431448, 62217402, 67003356, 72586969, 76575264, 79790256, 82956536, 89337808, 93326103, 100505034, 114862896, 124434804, 134006712, 145173938, 159580512, 165913072, 178675616, 186652206, 201010068, 217760907, 229725792, 248869608, 268013424, 290347876, 331826144, 373304412, 402020136, 435521814, 497739216, 536026848, 580695752, 653282721, 746608824, 804040272, 871043628, 995478432, 1161391504, 1306565442, 1493217648, 1608080544, 1742087256, 2322783008, 2613130884, 2986435296, 3484174512, 5226261768, 6968349024, 10452523536, 20905047072]

約数ペア:

[(1, 20905047072), (2, 10452523536), (3, 6968349024), (4, 5226261768), (6, 3484174512), (7, 2986435296), (8, 2613130884), (9, 2322783008), (12, 1742087256), (13, 1608080544), (14, 1493217648), (16, 1306565442), (18, 1161391504), (21, 995478432), (24, 871043628), (26, 804040272), (28, 746608824), (32, 653282721), (36, 580695752), (39, 536026848), (42, 497739216), (48, 435521814), (52, 402020136), (56, 373304412), (63, 331826144), (72, 290347876), (78, 268013424), (84, 248869608), (91, 229725792), (96, 217760907), (104, 201010068), (112, 186652206), (117, 178675616), (126, 165913072), (131, 159580512), (144, 145173938), (156, 134006712), (168, 124434804), (182, 114862896), (208, 100505034), (224, 93326103), (234, 89337808), (252, 82956536), (262, 79790256), (273, 76575264), (288, 72586969), (312, 67003356), (336, 62217402), (364, 57431448), (393, 53193504), (416, 50252517), (468, 44668904), (504, 41478268), (524, 39895128), (546, 38287632), (624, 33501678), (672, 31108701), (728, 28715724), (786, 26596752), (819, 25525088), (917, 22797216), (936, 22334452), (1008, 20739134), (1048, 19947564), (1092, 19143816), (1179, 17731168), (1248, 16750839), (1456, 14357862), (1572, 13298376), (1638, 12762544), (1703, 12275424), (1834, 11398608), (1872, 11167226), (2016, 10369567), (2096, 9973782), (2184, 9571908), (2358, 8865584), (2751, 7599072), (2912, 7178931), (3144, 6649188), (3276, 6381272), (3406, 6137712), (3668, 5699304), (3744, 5583613), (4192, 4986891), (4368, 4785954), (4716, 4432792), (5109, 4091808), (5502, 3799536), (6089, 3433248), (6288, 3324594), (6552, 3190636), (6812, 3068856), (7336, 2849652), (8253, 2533024), (8736, 2392977), (9432, 2216396), (10218, 2045904), (11004, 1899768), (11921, 1753632), (12178, 1716624), (12576, 1662297), (13104, 1595318), (13624, 1534428), (14672, 1424826), (15327, 1363936), (16506, 1266512), (18267, 1144416), (18864, 1108198), (20436, 1022952), (22008, 949884), (23842, 876816), (24356, 858312), (26208, 797659), (27248, 767214), (29344, 712413), (30654, 681968), (33012, 633256), (35763, 584544), (36534, 572208), (37728, 554099), (40872, 511476), (42623, 490464), (44016, 474942), (47684, 438408), (48712, 429156), (54496, 383607), (54801, 381472), (61308, 340984), (66024, 316628), (71526, 292272), (73068, 286104), (79157, 264096), (81744, 255738), (85246, 245232), (88032, 237471), (95368, 219204), (97424, 214578), (107289, 194848), (109602, 190736), (122616, 170492), (127869, 163488), (132048, 158314), (143052, 146136)]