20640863232

素因数分解:

$2^{10}\times 3^5\times {\mathrm{11}}^1\times {\mathrm{7541}}^1$

素因数の和:7587

約数の個数: 264

約数和(自身を含む): 67435254432

約数和(自身を除く): 46794391200

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 81, 88, 96, 99, 108, 128, 132, 144, 162, 176, 192, 198, 216, 243, 256, 264, 288, 297, 324, 352, 384, 396, 432, 486, 512, 528, 576, 594, 648, 704, 768, 792, 864, 891, 972, 1024, 1056, 1152, 1188, 1296, 1408, 1536, 1584, 1728, 1782, 1944, 2112, 2304, 2376, 2592, 2673, 2816, 3072, 3168, 3456, 3564, 3888, 4224, 4608, 4752, 5184, 5346, 5632, 6336, 6912, 7128, 7541, 7776, 8448, 9216, 9504, 10368, 10692, 11264, 12672, 13824, 14256, 15082, 15552, 16896, 19008, 20736, 21384, 22623, 25344, 27648, 28512, 30164, 31104, 33792, 38016, 41472, 42768, 45246, 50688, 57024, 60328, 62208, 67869, 76032, 82944, 82951, 85536, 90492, 101376, 114048, 120656, 124416, 135738, 152064, 165902, 171072, 180984, 203607, 228096, 241312, 248832, 248853, 271476, 304128, 331804, 342144, 361968, 407214, 456192, 482624, 497706, 542952, 610821, 663608, 684288, 723936, 746559, 814428, 912384, 965248, 995412, 1085904, 1221642, 1327216, 1368576, 1447872, 1493118, 1628856, 1832463, 1930496, 1990824, 2171808, 2239677, 2443284, 2654432, 2737152, 2895744, 2986236, 3257712, 3664926, 3860992, 3981648, 4343616, 4479354, 4886568, 5308864, 5791488, 5972472, 6515424, 6719031, 7329852, 7721984, 7963296, 8687232, 8958708, 9773136, 10617728, 11582976, 11944944, 13030848, 13438062, 14659704, 15926592, 17374464, 17917416, 19546272, 20157093, 21235456, 23165952, 23889888, 26061696, 26876124, 29319408, 31853184, 34748928, 35834832, 39092544, 40314186, 42470912, 47779776, 52123392, 53752248, 58638816, 63706368, 69497856, 71669664, 78185088, 80628372, 84941824, 95559552, 104246784, 107504496, 117277632, 127412736, 143339328, 156370176, 161256744, 191119104, 208493568, 215008992, 234555264, 254825472, 286678656, 312740352, 322513488, 382238208, 430017984, 469110528, 573357312, 625480704, 645026976, 764476416, 860035968, 938221056, 1146714624, 1290053952, 1720071936, 1876442112, 2293429248, 2580107904, 3440143872, 5160215808, 6880287744, 10320431616, 20640863232]

約数ペア:

[(1, 20640863232), (2, 10320431616), (3, 6880287744), (4, 5160215808), (6, 3440143872), (8, 2580107904), (9, 2293429248), (11, 1876442112), (12, 1720071936), (16, 1290053952), (18, 1146714624), (22, 938221056), (24, 860035968), (27, 764476416), (32, 645026976), (33, 625480704), (36, 573357312), (44, 469110528), (48, 430017984), (54, 382238208), (64, 322513488), (66, 312740352), (72, 286678656), (81, 254825472), (88, 234555264), (96, 215008992), (99, 208493568), (108, 191119104), (128, 161256744), (132, 156370176), (144, 143339328), (162, 127412736), (176, 117277632), (192, 107504496), (198, 104246784), (216, 95559552), (243, 84941824), (256, 80628372), (264, 78185088), (288, 71669664), (297, 69497856), (324, 63706368), (352, 58638816), (384, 53752248), (396, 52123392), (432, 47779776), (486, 42470912), (512, 40314186), (528, 39092544), (576, 35834832), (594, 34748928), (648, 31853184), (704, 29319408), (768, 26876124), (792, 26061696), (864, 23889888), (891, 23165952), (972, 21235456), (1024, 20157093), (1056, 19546272), (1152, 17917416), (1188, 17374464), (1296, 15926592), (1408, 14659704), (1536, 13438062), (1584, 13030848), (1728, 11944944), (1782, 11582976), (1944, 10617728), (2112, 9773136), (2304, 8958708), (2376, 8687232), (2592, 7963296), (2673, 7721984), (2816, 7329852), (3072, 6719031), (3168, 6515424), (3456, 5972472), (3564, 5791488), (3888, 5308864), (4224, 4886568), (4608, 4479354), (4752, 4343616), (5184, 3981648), (5346, 3860992), (5632, 3664926), (6336, 3257712), (6912, 2986236), (7128, 2895744), (7541, 2737152), (7776, 2654432), (8448, 2443284), (9216, 2239677), (9504, 2171808), (10368, 1990824), (10692, 1930496), (11264, 1832463), (12672, 1628856), (13824, 1493118), (14256, 1447872), (15082, 1368576), (15552, 1327216), (16896, 1221642), (19008, 1085904), (20736, 995412), (21384, 965248), (22623, 912384), (25344, 814428), (27648, 746559), (28512, 723936), (30164, 684288), (31104, 663608), (33792, 610821), (38016, 542952), (41472, 497706), (42768, 482624), (45246, 456192), (50688, 407214), (57024, 361968), (60328, 342144), (62208, 331804), (67869, 304128), (76032, 271476), (82944, 248853), (82951, 248832), (85536, 241312), (90492, 228096), (101376, 203607), (114048, 180984), (120656, 171072), (124416, 165902), (135738, 152064)]