20917363584

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7951}}^1$

素因数の和:8029

約数の個数: 256

約数和(自身を含む): 65407426560

約数和(自身を除く): 44490062976

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 32, 34, 39, 48, 51, 52, 62, 64, 68, 78, 93, 96, 102, 104, 124, 128, 136, 156, 186, 192, 204, 208, 221, 248, 272, 312, 372, 384, 403, 408, 416, 442, 496, 527, 544, 624, 663, 744, 806, 816, 832, 884, 992, 1054, 1088, 1209, 1248, 1326, 1488, 1581, 1612, 1632, 1664, 1768, 1984, 2108, 2176, 2418, 2496, 2652, 2976, 3162, 3224, 3264, 3536, 3968, 4216, 4836, 4992, 5304, 5952, 6324, 6448, 6528, 6851, 7072, 7951, 8432, 9672, 10608, 11904, 12648, 12896, 13702, 14144, 15902, 16864, 19344, 20553, 21216, 23853, 25296, 25792, 27404, 28288, 31804, 33728, 38688, 41106, 42432, 47706, 50592, 51584, 54808, 63608, 67456, 77376, 82212, 84864, 95412, 101184, 103363, 109616, 127216, 135167, 154752, 164424, 190824, 202368, 206726, 219232, 246481, 254432, 270334, 310089, 328848, 381648, 405501, 413452, 438464, 492962, 508864, 540668, 620178, 657696, 739443, 763296, 811002, 826904, 876928, 985924, 1017728, 1081336, 1240356, 1315392, 1478886, 1526592, 1622004, 1653808, 1757171, 1971848, 2162672, 2480712, 2630784, 2957772, 3053184, 3204253, 3244008, 3307616, 3514342, 3943696, 4190177, 4325344, 4961424, 5271513, 5915544, 6408506, 6488016, 6615232, 7028684, 7887392, 8380354, 8650688, 9612759, 9922848, 10543026, 11831088, 12570531, 12817012, 12976032, 13230464, 14057368, 15774784, 16760708, 17301376, 19225518, 19845696, 21086052, 23662176, 25141062, 25634024, 25952064, 28114736, 31549568, 33521416, 38451036, 39691392, 42172104, 47324352, 50282124, 51268048, 51904128, 54472301, 56229472, 67042832, 76902072, 84344208, 94648704, 100564248, 102536096, 108944602, 112458944, 134085664, 153804144, 163416903, 168688416, 201128496, 205072192, 217889204, 224917888, 268171328, 307608288, 326833806, 337376832, 402256992, 410144384, 435778408, 536342656, 615216576, 653667612, 674753664, 804513984, 871556816, 1230433152, 1307335224, 1609027968, 1743113632, 2614670448, 3486227264, 5229340896, 6972454528, 10458681792, 20917363584]

約数ペア:

[(1, 20917363584), (2, 10458681792), (3, 6972454528), (4, 5229340896), (6, 3486227264), (8, 2614670448), (12, 1743113632), (13, 1609027968), (16, 1307335224), (17, 1230433152), (24, 871556816), (26, 804513984), (31, 674753664), (32, 653667612), (34, 615216576), (39, 536342656), (48, 435778408), (51, 410144384), (52, 402256992), (62, 337376832), (64, 326833806), (68, 307608288), (78, 268171328), (93, 224917888), (96, 217889204), (102, 205072192), (104, 201128496), (124, 168688416), (128, 163416903), (136, 153804144), (156, 134085664), (186, 112458944), (192, 108944602), (204, 102536096), (208, 100564248), (221, 94648704), (248, 84344208), (272, 76902072), (312, 67042832), (372, 56229472), (384, 54472301), (403, 51904128), (408, 51268048), (416, 50282124), (442, 47324352), (496, 42172104), (527, 39691392), (544, 38451036), (624, 33521416), (663, 31549568), (744, 28114736), (806, 25952064), (816, 25634024), (832, 25141062), (884, 23662176), (992, 21086052), (1054, 19845696), (1088, 19225518), (1209, 17301376), (1248, 16760708), (1326, 15774784), (1488, 14057368), (1581, 13230464), (1612, 12976032), (1632, 12817012), (1664, 12570531), (1768, 11831088), (1984, 10543026), (2108, 9922848), (2176, 9612759), (2418, 8650688), (2496, 8380354), (2652, 7887392), (2976, 7028684), (3162, 6615232), (3224, 6488016), (3264, 6408506), (3536, 5915544), (3968, 5271513), (4216, 4961424), (4836, 4325344), (4992, 4190177), (5304, 3943696), (5952, 3514342), (6324, 3307616), (6448, 3244008), (6528, 3204253), (6851, 3053184), (7072, 2957772), (7951, 2630784), (8432, 2480712), (9672, 2162672), (10608, 1971848), (11904, 1757171), (12648, 1653808), (12896, 1622004), (13702, 1526592), (14144, 1478886), (15902, 1315392), (16864, 1240356), (19344, 1081336), (20553, 1017728), (21216, 985924), (23853, 876928), (25296, 826904), (25792, 811002), (27404, 763296), (28288, 739443), (31804, 657696), (33728, 620178), (38688, 540668), (41106, 508864), (42432, 492962), (47706, 438464), (50592, 413452), (51584, 405501), (54808, 381648), (63608, 328848), (67456, 310089), (77376, 270334), (82212, 254432), (84864, 246481), (95412, 219232), (101184, 206726), (103363, 202368), (109616, 190824), (127216, 164424), (135167, 154752)]