256414760784

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{91867}}^1$

素因数の和:91975

約数の個数: 320

約数和(自身を含む): 918621204480

約数和(自身を除く): 662206443696

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 71, 72, 78, 84, 91, 104, 108, 112, 117, 126, 142, 144, 156, 168, 182, 189, 208, 213, 216, 234, 252, 273, 284, 312, 336, 351, 364, 378, 426, 432, 468, 497, 504, 546, 568, 624, 639, 702, 728, 756, 819, 852, 923, 936, 994, 1008, 1092, 1136, 1278, 1404, 1456, 1491, 1512, 1638, 1704, 1846, 1872, 1917, 1988, 2184, 2457, 2556, 2769, 2808, 2982, 3024, 3276, 3408, 3692, 3834, 3976, 4368, 4473, 4914, 5112, 5538, 5616, 5964, 6461, 6552, 7384, 7668, 7952, 8307, 8946, 9828, 10224, 11076, 11928, 12922, 13104, 13419, 14768, 15336, 16614, 17892, 19383, 19656, 22152, 23856, 24921, 25844, 26838, 30672, 33228, 35784, 38766, 39312, 44304, 49842, 51688, 53676, 58149, 66456, 71568, 77532, 91867, 99684, 103376, 107352, 116298, 132912, 155064, 174447, 183734, 199368, 214704, 232596, 275601, 310128, 348894, 367468, 398736, 465192, 551202, 643069, 697788, 734936, 826803, 930384, 1102404, 1194271, 1286138, 1395576, 1469872, 1653606, 1929207, 2204808, 2388542, 2480409, 2572276, 2791152, 3307212, 3582813, 3858414, 4409616, 4777084, 4960818, 5144552, 5787621, 6522557, 6614424, 7165626, 7716828, 8359897, 9554168, 9921636, 10289104, 10748439, 11575242, 13045114, 13228848, 14331252, 15433656, 16719794, 17362863, 19108336, 19567671, 19843272, 21496878, 23150484, 25079691, 26090228, 28662504, 30867312, 32245317, 33439588, 34725726, 39135342, 39686544, 42993756, 45657899, 46300968, 50159382, 52180456, 57325008, 58703013, 64490634, 66879176, 69451452, 75239073, 78270684, 84793241, 85987512, 91315798, 92601936, 100318764, 104360912, 117406026, 128981268, 133758352, 136973697, 138902904, 150478146, 156541368, 169586482, 171975024, 176109039, 182631596, 200637528, 225717219, 234812052, 254379723, 257962536, 273947394, 277805808, 300956292, 313082736, 339172964, 352218078, 365263192, 401275056, 410921091, 451434438, 469624104, 508759446, 515925072, 547894788, 593552687, 601912584, 678345928, 704436156, 730526384, 763139169, 821842182, 902868876, 939248208, 1017518892, 1095789576, 1187105374, 1203825168, 1232763273, 1356691856, 1408872312, 1526278338, 1643684364, 1780658061, 1805737752, 2035037784, 2191579152, 2289417507, 2374210748, 2465526546, 2817744624, 3052556676, 3287368728, 3561316122, 3611475504, 4070075568, 4578835014, 4748421496, 4931053092, 5341974183, 6105113352, 6574737456, 7122632244, 9157670028, 9496842992, 9862106184, 10683948366, 12210226704, 14245264488, 16025922549, 18315340056, 19724212368, 21367896732, 28490528976, 32051845098, 36630680112, 42735793464, 64103690196, 85471586928, 128207380392, 256414760784]

約数ペア:

[(1, 256414760784), (2, 128207380392), (3, 85471586928), (4, 64103690196), (6, 42735793464), (7, 36630680112), (8, 32051845098), (9, 28490528976), (12, 21367896732), (13, 19724212368), (14, 18315340056), (16, 16025922549), (18, 14245264488), (21, 12210226704), (24, 10683948366), (26, 9862106184), (27, 9496842992), (28, 9157670028), (36, 7122632244), (39, 6574737456), (42, 6105113352), (48, 5341974183), (52, 4931053092), (54, 4748421496), (56, 4578835014), (63, 4070075568), (71, 3611475504), (72, 3561316122), (78, 3287368728), (84, 3052556676), (91, 2817744624), (104, 2465526546), (108, 2374210748), (112, 2289417507), (117, 2191579152), (126, 2035037784), (142, 1805737752), (144, 1780658061), (156, 1643684364), (168, 1526278338), (182, 1408872312), (189, 1356691856), (208, 1232763273), (213, 1203825168), (216, 1187105374), (234, 1095789576), (252, 1017518892), (273, 939248208), (284, 902868876), (312, 821842182), (336, 763139169), (351, 730526384), (364, 704436156), (378, 678345928), (426, 601912584), (432, 593552687), (468, 547894788), (497, 515925072), (504, 508759446), (546, 469624104), (568, 451434438), (624, 410921091), (639, 401275056), (702, 365263192), (728, 352218078), (756, 339172964), (819, 313082736), (852, 300956292), (923, 277805808), (936, 273947394), (994, 257962536), (1008, 254379723), (1092, 234812052), (1136, 225717219), (1278, 200637528), (1404, 182631596), (1456, 176109039), (1491, 171975024), (1512, 169586482), (1638, 156541368), (1704, 150478146), (1846, 138902904), (1872, 136973697), (1917, 133758352), (1988, 128981268), (2184, 117406026), (2457, 104360912), (2556, 100318764), (2769, 92601936), (2808, 91315798), (2982, 85987512), (3024, 84793241), (3276, 78270684), (3408, 75239073), (3692, 69451452), (3834, 66879176), (3976, 64490634), (4368, 58703013), (4473, 57325008), (4914, 52180456), (5112, 50159382), (5538, 46300968), (5616, 45657899), (5964, 42993756), (6461, 39686544), (6552, 39135342), (7384, 34725726), (7668, 33439588), (7952, 32245317), (8307, 30867312), (8946, 28662504), (9828, 26090228), (10224, 25079691), (11076, 23150484), (11928, 21496878), (12922, 19843272), (13104, 19567671), (13419, 19108336), (14768, 17362863), (15336, 16719794), (16614, 15433656), (17892, 14331252), (19383, 13228848), (19656, 13045114), (22152, 11575242), (23856, 10748439), (24921, 10289104), (25844, 9921636), (26838, 9554168), (30672, 8359897), (33228, 7716828), (35784, 7165626), (38766, 6614424), (39312, 6522557), (44304, 5787621), (49842, 5144552), (51688, 4960818), (53676, 4777084), (58149, 4409616), (66456, 3858414), (71568, 3582813), (77532, 3307212), (91867, 2791152), (99684, 2572276), (103376, 2480409), (107352, 2388542), (116298, 2204808), (132912, 1929207), (155064, 1653606), (174447, 1469872), (183734, 1395576), (199368, 1286138), (214704, 1194271), (232596, 1102404), (275601, 930384), (310128, 826803), (348894, 734936), (367468, 697788), (398736, 643069), (465192, 551202)]