65785920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 224

約数和(自身を含む): 230428800

約数和(自身を除く): 164642880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 32, 34, 40, 48, 51, 58, 60, 64, 68, 80, 85, 87, 96, 102, 116, 120, 136, 139, 145, 160, 170, 174, 192, 204, 232, 240, 255, 272, 278, 290, 320, 340, 348, 408, 417, 435, 464, 480, 493, 510, 544, 556, 580, 680, 695, 696, 816, 834, 870, 928, 960, 986, 1020, 1088, 1112, 1160, 1360, 1390, 1392, 1479, 1632, 1668, 1740, 1856, 1972, 2040, 2085, 2224, 2320, 2363, 2465, 2720, 2780, 2784, 2958, 3264, 3336, 3480, 3944, 4031, 4080, 4170, 4448, 4640, 4726, 4930, 5440, 5560, 5568, 5916, 6672, 6960, 7089, 7395, 7888, 8062, 8160, 8340, 8896, 9280, 9452, 9860, 11120, 11815, 11832, 12093, 13344, 13920, 14178, 14790, 15776, 16124, 16320, 16680, 18904, 19720, 20155, 22240, 23630, 23664, 24186, 26688, 27840, 28356, 29580, 31552, 32248, 33360, 35445, 37808, 39440, 40310, 44480, 47260, 47328, 48372, 56712, 59160, 60465, 64496, 66720, 68527, 70890, 75616, 78880, 80620, 94520, 94656, 96744, 113424, 118320, 120930, 128992, 133440, 137054, 141780, 151232, 157760, 161240, 189040, 193488, 205581, 226848, 236640, 241860, 257984, 274108, 283560, 322480, 342635, 378080, 386976, 411162, 453696, 473280, 483720, 548216, 567120, 644960, 685270, 756160, 773952, 822324, 967440, 1027905, 1096432, 1134240, 1289920, 1370540, 1644648, 1934880, 2055810, 2192864, 2268480, 2741080, 3289296, 3869760, 4111620, 4385728, 5482160, 6578592, 8223240, 10964320, 13157184, 16446480, 21928640, 32892960, 65785920]

約数ペア:

[(1, 65785920), (2, 32892960), (3, 21928640), (4, 16446480), (5, 13157184), (6, 10964320), (8, 8223240), (10, 6578592), (12, 5482160), (15, 4385728), (16, 4111620), (17, 3869760), (20, 3289296), (24, 2741080), (29, 2268480), (30, 2192864), (32, 2055810), (34, 1934880), (40, 1644648), (48, 1370540), (51, 1289920), (58, 1134240), (60, 1096432), (64, 1027905), (68, 967440), (80, 822324), (85, 773952), (87, 756160), (96, 685270), (102, 644960), (116, 567120), (120, 548216), (136, 483720), (139, 473280), (145, 453696), (160, 411162), (170, 386976), (174, 378080), (192, 342635), (204, 322480), (232, 283560), (240, 274108), (255, 257984), (272, 241860), (278, 236640), (290, 226848), (320, 205581), (340, 193488), (348, 189040), (408, 161240), (417, 157760), (435, 151232), (464, 141780), (480, 137054), (493, 133440), (510, 128992), (544, 120930), (556, 118320), (580, 113424), (680, 96744), (695, 94656), (696, 94520), (816, 80620), (834, 78880), (870, 75616), (928, 70890), (960, 68527), (986, 66720), (1020, 64496), (1088, 60465), (1112, 59160), (1160, 56712), (1360, 48372), (1390, 47328), (1392, 47260), (1479, 44480), (1632, 40310), (1668, 39440), (1740, 37808), (1856, 35445), (1972, 33360), (2040, 32248), (2085, 31552), (2224, 29580), (2320, 28356), (2363, 27840), (2465, 26688), (2720, 24186), (2780, 23664), (2784, 23630), (2958, 22240), (3264, 20155), (3336, 19720), (3480, 18904), (3944, 16680), (4031, 16320), (4080, 16124), (4170, 15776), (4448, 14790), (4640, 14178), (4726, 13920), (4930, 13344), (5440, 12093), (5560, 11832), (5568, 11815), (5916, 11120), (6672, 9860), (6960, 9452), (7089, 9280), (7395, 8896), (7888, 8340), (8062, 8160)]