20407390458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 384

約数和(自身を含む): 57654374400

約数和(自身を除く): 37246983942

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 23, 26, 31, 38, 39, 42, 46, 57, 62, 69, 78, 89, 91, 93, 114, 133, 138, 161, 178, 182, 186, 217, 247, 266, 267, 273, 299, 322, 399, 403, 434, 437, 483, 494, 534, 546, 589, 598, 623, 651, 713, 741, 798, 806, 874, 897, 961, 966, 1157, 1178, 1209, 1246, 1302, 1311, 1426, 1482, 1691, 1729, 1767, 1794, 1869, 1922, 2047, 2093, 2139, 2314, 2418, 2622, 2759, 2821, 2883, 3059, 3382, 3458, 3471, 3534, 3738, 4094, 4123, 4186, 4278, 4991, 5073, 5187, 5518, 5642, 5681, 5766, 6118, 6141, 6279, 6727, 6942, 7657, 8099, 8246, 8277, 8463, 9177, 9269, 9982, 10146, 10374, 11362, 11837, 12282, 12369, 12493, 12558, 13454, 13547, 14329, 14973, 15314, 16198, 16554, 16926, 17043, 18259, 18354, 18538, 19313, 20181, 21983, 22103, 22971, 23674, 24297, 24738, 24986, 26611, 27094, 27807, 28658, 29946, 34086, 35511, 35867, 36518, 37479, 38626, 38893, 39767, 40362, 40641, 42987, 43966, 44206, 45942, 48594, 52421, 53222, 53599, 54777, 55614, 57939, 63457, 64883, 65949, 66309, 71022, 71734, 74958, 77786, 79534, 79833, 81282, 85529, 85974, 87451, 94829, 104842, 107198, 107601, 109554, 115878, 116679, 119301, 126914, 127813, 129766, 131898, 132618, 153881, 154721, 157263, 159666, 160797, 171058, 174902, 176111, 186277, 189658, 190371, 194649, 215202, 233358, 237367, 238602, 251069, 255626, 256587, 262353, 272251, 284487, 287339, 307762, 309442, 314526, 321594, 352222, 366947, 372554, 380742, 383439, 389298, 419957, 444199, 461643, 464163, 474734, 502138, 505609, 513174, 524706, 528333, 544502, 558831, 568974, 574678, 598703, 681473, 712101, 733894, 753207, 766878, 816753, 824941, 839914, 862017, 888398, 923286, 928326, 1011218, 1056666, 1100841, 1111877, 1117662, 1197406, 1205683, 1232777, 1259871, 1332597, 1362946, 1424202, 1506414, 1516827, 1625051, 1633506, 1649882, 1661569, 1724034, 1796109, 1967167, 2011373, 2044419, 2201682, 2223754, 2411366, 2465554, 2474823, 2519742, 2665194, 2939699, 3033654, 3250102, 3323138, 3335631, 3539263, 3592218, 3617049, 3698331, 3934334, 4022746, 4088838, 4770311, 4875153, 4949646, 4984707, 5459441, 5774587, 5879398, 5901501, 6034119, 6671262, 7078526, 7234098, 7396662, 7783139, 8439781, 8819097, 9540622, 9750306, 9969414, 10617789, 10918882, 11375357, 11549174, 11803002, 12068238, 13770169, 14310933, 15566278, 15673879, 16378323, 16879562, 17323761, 17638194, 21125663, 21235578, 22750714, 23349417, 25319343, 25573171, 27540338, 28621866, 31347758, 32756646, 34126071, 34647522, 37376173, 38216087, 41310507, 42251326, 46698834, 47021637, 50638686, 51146342, 63376989, 68252142, 74752346, 76432174, 76719513, 82621014, 94043274, 109717153, 112128519, 114648261, 126753978, 147879641, 153439026, 179012197, 219434306, 224257038, 229296522, 261633211, 295759282, 329151459, 358024394, 443638923, 485890249, 523266422, 537036591, 658302918, 784899633, 887277846, 971780498, 1074073182, 1457670747, 1569799266, 2915341494, 3401231743, 6802463486, 10203695229, 20407390458]

約数ペア:

[(1, 20407390458), (2, 10203695229), (3, 6802463486), (6, 3401231743), (7, 2915341494), (13, 1569799266), (14, 1457670747), (19, 1074073182), (21, 971780498), (23, 887277846), (26, 784899633), (31, 658302918), (38, 537036591), (39, 523266422), (42, 485890249), (46, 443638923), (57, 358024394), (62, 329151459), (69, 295759282), (78, 261633211), (89, 229296522), (91, 224257038), (93, 219434306), (114, 179012197), (133, 153439026), (138, 147879641), (161, 126753978), (178, 114648261), (182, 112128519), (186, 109717153), (217, 94043274), (247, 82621014), (266, 76719513), (267, 76432174), (273, 74752346), (299, 68252142), (322, 63376989), (399, 51146342), (403, 50638686), (434, 47021637), (437, 46698834), (483, 42251326), (494, 41310507), (534, 38216087), (546, 37376173), (589, 34647522), (598, 34126071), (623, 32756646), (651, 31347758), (713, 28621866), (741, 27540338), (798, 25573171), (806, 25319343), (874, 23349417), (897, 22750714), (961, 21235578), (966, 21125663), (1157, 17638194), (1178, 17323761), (1209, 16879562), (1246, 16378323), (1302, 15673879), (1311, 15566278), (1426, 14310933), (1482, 13770169), (1691, 12068238), (1729, 11803002), (1767, 11549174), (1794, 11375357), (1869, 10918882), (1922, 10617789), (2047, 9969414), (2093, 9750306), (2139, 9540622), (2314, 8819097), (2418, 8439781), (2622, 7783139), (2759, 7396662), (2821, 7234098), (2883, 7078526), (3059, 6671262), (3382, 6034119), (3458, 5901501), (3471, 5879398), (3534, 5774587), (3738, 5459441), (4094, 4984707), (4123, 4949646), (4186, 4875153), (4278, 4770311), (4991, 4088838), (5073, 4022746), (5187, 3934334), (5518, 3698331), (5642, 3617049), (5681, 3592218), (5766, 3539263), (6118, 3335631), (6141, 3323138), (6279, 3250102), (6727, 3033654), (6942, 2939699), (7657, 2665194), (8099, 2519742), (8246, 2474823), (8277, 2465554), (8463, 2411366), (9177, 2223754), (9269, 2201682), (9982, 2044419), (10146, 2011373), (10374, 1967167), (11362, 1796109), (11837, 1724034), (12282, 1661569), (12369, 1649882), (12493, 1633506), (12558, 1625051), (13454, 1516827), (13547, 1506414), (14329, 1424202), (14973, 1362946), (15314, 1332597), (16198, 1259871), (16554, 1232777), (16926, 1205683), (17043, 1197406), (18259, 1117662), (18354, 1111877), (18538, 1100841), (19313, 1056666), (20181, 1011218), (21983, 928326), (22103, 923286), (22971, 888398), (23674, 862017), (24297, 839914), (24738, 824941), (24986, 816753), (26611, 766878), (27094, 753207), (27807, 733894), (28658, 712101), (29946, 681473), (34086, 598703), (35511, 574678), (35867, 568974), (36518, 558831), (37479, 544502), (38626, 528333), (38893, 524706), (39767, 513174), (40362, 505609), (40641, 502138), (42987, 474734), (43966, 464163), (44206, 461643), (45942, 444199), (48594, 419957), (52421, 389298), (53222, 383439), (53599, 380742), (54777, 372554), (55614, 366947), (57939, 352222), (63457, 321594), (64883, 314526), (65949, 309442), (66309, 307762), (71022, 287339), (71734, 284487), (74958, 272251), (77786, 262353), (79534, 256587), (79833, 255626), (81282, 251069), (85529, 238602), (85974, 237367), (87451, 233358), (94829, 215202), (104842, 194649), (107198, 190371), (107601, 189658), (109554, 186277), (115878, 176111), (116679, 174902), (119301, 171058), (126914, 160797), (127813, 159666), (129766, 157263), (131898, 154721), (132618, 153881)]