643707120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:588

約数の個数: 240

約数和(自身を含む): 2344992768

約数和(自身を除く): 1701285648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 127, 140, 147, 168, 196, 210, 240, 245, 254, 280, 294, 336, 381, 392, 420, 431, 490, 508, 560, 588, 635, 735, 762, 784, 840, 862, 889, 980, 1016, 1176, 1270, 1293, 1470, 1524, 1680, 1724, 1778, 1905, 1960, 2032, 2155, 2352, 2540, 2586, 2667, 2940, 3017, 3048, 3448, 3556, 3810, 3920, 4310, 4445, 5080, 5172, 5334, 5880, 6034, 6096, 6223, 6465, 6896, 7112, 7620, 8620, 8890, 9051, 10160, 10344, 10668, 11760, 12068, 12446, 12930, 13335, 14224, 15085, 15240, 17240, 17780, 18102, 18669, 20688, 21119, 21336, 24136, 24892, 25860, 26670, 30170, 30480, 31115, 34480, 35560, 36204, 37338, 42238, 42672, 45255, 48272, 49784, 51720, 53340, 54737, 60340, 62230, 63357, 71120, 72408, 74676, 84476, 90510, 93345, 99568, 103440, 105595, 106680, 109474, 120680, 124460, 126714, 144816, 149352, 164211, 168952, 181020, 186690, 211190, 213360, 218948, 241360, 248920, 253428, 273685, 298704, 316785, 328422, 337904, 362040, 373380, 383159, 422380, 437896, 497840, 506856, 547370, 633570, 656844, 724080, 746760, 766318, 821055, 844760, 875792, 1013712, 1094740, 1149477, 1267140, 1313688, 1493520, 1532636, 1642110, 1689520, 1915795, 2189480, 2298954, 2534280, 2627376, 2682113, 3065272, 3284220, 3831590, 4378960, 4597908, 5068560, 5364226, 5747385, 6130544, 6568440, 7663180, 8046339, 9195816, 10728452, 11494770, 13136880, 13410565, 15326360, 16092678, 18391632, 21456904, 22989540, 26821130, 30652720, 32185356, 40231695, 42913808, 45979080, 53642260, 64370712, 80463390, 91958160, 107284520, 128741424, 160926780, 214569040, 321853560, 643707120]

約数ペア:

[(1, 643707120), (2, 321853560), (3, 214569040), (4, 160926780), (5, 128741424), (6, 107284520), (7, 91958160), (8, 80463390), (10, 64370712), (12, 53642260), (14, 45979080), (15, 42913808), (16, 40231695), (20, 32185356), (21, 30652720), (24, 26821130), (28, 22989540), (30, 21456904), (35, 18391632), (40, 16092678), (42, 15326360), (48, 13410565), (49, 13136880), (56, 11494770), (60, 10728452), (70, 9195816), (80, 8046339), (84, 7663180), (98, 6568440), (105, 6130544), (112, 5747385), (120, 5364226), (127, 5068560), (140, 4597908), (147, 4378960), (168, 3831590), (196, 3284220), (210, 3065272), (240, 2682113), (245, 2627376), (254, 2534280), (280, 2298954), (294, 2189480), (336, 1915795), (381, 1689520), (392, 1642110), (420, 1532636), (431, 1493520), (490, 1313688), (508, 1267140), (560, 1149477), (588, 1094740), (635, 1013712), (735, 875792), (762, 844760), (784, 821055), (840, 766318), (862, 746760), (889, 724080), (980, 656844), (1016, 633570), (1176, 547370), (1270, 506856), (1293, 497840), (1470, 437896), (1524, 422380), (1680, 383159), (1724, 373380), (1778, 362040), (1905, 337904), (1960, 328422), (2032, 316785), (2155, 298704), (2352, 273685), (2540, 253428), (2586, 248920), (2667, 241360), (2940, 218948), (3017, 213360), (3048, 211190), (3448, 186690), (3556, 181020), (3810, 168952), (3920, 164211), (4310, 149352), (4445, 144816), (5080, 126714), (5172, 124460), (5334, 120680), (5880, 109474), (6034, 106680), (6096, 105595), (6223, 103440), (6465, 99568), (6896, 93345), (7112, 90510), (7620, 84476), (8620, 74676), (8890, 72408), (9051, 71120), (10160, 63357), (10344, 62230), (10668, 60340), (11760, 54737), (12068, 53340), (12446, 51720), (12930, 49784), (13335, 48272), (14224, 45255), (15085, 42672), (15240, 42238), (17240, 37338), (17780, 36204), (18102, 35560), (18669, 34480), (20688, 31115), (21119, 30480), (21336, 30170), (24136, 26670), (24892, 25860)]