1292201680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2357}}^1$

素因数の和:2477

約数の個数: 160

約数和(自身を含む): 3789400320

約数和(自身を除く): 2497198640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 89, 110, 112, 140, 154, 176, 178, 220, 280, 308, 356, 385, 440, 445, 560, 616, 623, 712, 770, 880, 890, 979, 1232, 1246, 1424, 1540, 1780, 1958, 2357, 2492, 3080, 3115, 3560, 3916, 4714, 4895, 4984, 6160, 6230, 6853, 7120, 7832, 9428, 9790, 9968, 11785, 12460, 13706, 15664, 16499, 18856, 19580, 23570, 24920, 25927, 27412, 32998, 34265, 37712, 39160, 47140, 49840, 51854, 54824, 65996, 68530, 78320, 82495, 94280, 103708, 109648, 129635, 131992, 137060, 164990, 181489, 188560, 207416, 209773, 259270, 263984, 274120, 329980, 362978, 414832, 419546, 518540, 548240, 659960, 725956, 839092, 907445, 1037080, 1048865, 1319920, 1451912, 1468411, 1678184, 1814890, 2074160, 2097730, 2307503, 2903824, 2936822, 3356368, 3629780, 4195460, 4615006, 5873644, 7259560, 7342055, 8390920, 9230012, 11537515, 11747288, 14519120, 14684110, 16152521, 16781840, 18460024, 23075030, 23494576, 29368220, 32305042, 36920048, 46150060, 58736440, 64610084, 80762605, 92300120, 117472880, 129220168, 161525210, 184600240, 258440336, 323050420, 646100840, 1292201680]

約数ペア:

[(1, 1292201680), (2, 646100840), (4, 323050420), (5, 258440336), (7, 184600240), (8, 161525210), (10, 129220168), (11, 117472880), (14, 92300120), (16, 80762605), (20, 64610084), (22, 58736440), (28, 46150060), (35, 36920048), (40, 32305042), (44, 29368220), (55, 23494576), (56, 23075030), (70, 18460024), (77, 16781840), (80, 16152521), (88, 14684110), (89, 14519120), (110, 11747288), (112, 11537515), (140, 9230012), (154, 8390920), (176, 7342055), (178, 7259560), (220, 5873644), (280, 4615006), (308, 4195460), (356, 3629780), (385, 3356368), (440, 2936822), (445, 2903824), (560, 2307503), (616, 2097730), (623, 2074160), (712, 1814890), (770, 1678184), (880, 1468411), (890, 1451912), (979, 1319920), (1232, 1048865), (1246, 1037080), (1424, 907445), (1540, 839092), (1780, 725956), (1958, 659960), (2357, 548240), (2492, 518540), (3080, 419546), (3115, 414832), (3560, 362978), (3916, 329980), (4714, 274120), (4895, 263984), (4984, 259270), (6160, 209773), (6230, 207416), (6853, 188560), (7120, 181489), (7832, 164990), (9428, 137060), (9790, 131992), (9968, 129635), (11785, 109648), (12460, 103708), (13706, 94280), (15664, 82495), (16499, 78320), (18856, 68530), (19580, 65996), (23570, 54824), (24920, 51854), (25927, 49840), (27412, 47140), (32998, 39160), (34265, 37712)]