28607909120

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{1039}}^1$

素因数の和:1513

約数の個数: 216

約数和(自身を含む): 79971091200

約数和(自身を除く): 51363182080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 439, 448, 490, 560, 640, 784, 878, 896, 980, 1039, 1120, 1280, 1568, 1756, 1792, 1960, 2078, 2195, 2240, 3073, 3136, 3512, 3920, 4156, 4390, 4480, 5195, 6146, 6272, 7024, 7273, 7840, 8312, 8780, 8960, 10390, 12292, 12544, 14048, 14546, 15365, 15680, 16624, 17560, 20780, 21511, 24584, 28096, 29092, 30730, 31360, 33248, 35120, 36365, 41560, 43022, 49168, 50911, 56192, 58184, 61460, 62720, 66496, 70240, 72730, 83120, 86044, 98336, 101822, 107555, 112384, 116368, 122920, 132992, 140480, 145460, 166240, 172088, 196672, 203644, 215110, 232736, 245840, 254555, 265984, 280960, 290920, 332480, 344176, 393344, 407288, 430220, 456121, 465472, 491680, 509110, 561920, 581840, 664960, 688352, 786688, 814576, 860440, 912242, 930944, 983360, 1018220, 1163680, 1329920, 1376704, 1629152, 1720880, 1824484, 1861888, 1966720, 2036440, 2280605, 2327360, 2753408, 3192847, 3258304, 3441760, 3648968, 3933440, 4072880, 4561210, 4654720, 5506816, 6385694, 6516608, 6883520, 7297936, 8145760, 9122420, 9309440, 12771388, 13033216, 13767040, 14595872, 15964235, 16291520, 18244840, 22349929, 25542776, 27534080, 29191744, 31928470, 32583040, 36489680, 44699858, 51085552, 58383488, 63856940, 65166080, 72979360, 89399716, 102171104, 111749645, 116766976, 127713880, 145958720, 178799432, 204342208, 223499290, 255427760, 291917440, 357598864, 408684416, 446998580, 510855520, 583834880, 715197728, 817368832, 893997160, 1021711040, 1430395456, 1787994320, 2043422080, 2860790912, 3575988640, 4086844160, 5721581824, 7151977280, 14303954560, 28607909120]

約数ペア:

[(1, 28607909120), (2, 14303954560), (4, 7151977280), (5, 5721581824), (7, 4086844160), (8, 3575988640), (10, 2860790912), (14, 2043422080), (16, 1787994320), (20, 1430395456), (28, 1021711040), (32, 893997160), (35, 817368832), (40, 715197728), (49, 583834880), (56, 510855520), (64, 446998580), (70, 408684416), (80, 357598864), (98, 291917440), (112, 255427760), (128, 223499290), (140, 204342208), (160, 178799432), (196, 145958720), (224, 127713880), (245, 116766976), (256, 111749645), (280, 102171104), (320, 89399716), (392, 72979360), (439, 65166080), (448, 63856940), (490, 58383488), (560, 51085552), (640, 44699858), (784, 36489680), (878, 32583040), (896, 31928470), (980, 29191744), (1039, 27534080), (1120, 25542776), (1280, 22349929), (1568, 18244840), (1756, 16291520), (1792, 15964235), (1960, 14595872), (2078, 13767040), (2195, 13033216), (2240, 12771388), (3073, 9309440), (3136, 9122420), (3512, 8145760), (3920, 7297936), (4156, 6883520), (4390, 6516608), (4480, 6385694), (5195, 5506816), (6146, 4654720), (6272, 4561210), (7024, 4072880), (7273, 3933440), (7840, 3648968), (8312, 3441760), (8780, 3258304), (8960, 3192847), (10390, 2753408), (12292, 2327360), (12544, 2280605), (14048, 2036440), (14546, 1966720), (15365, 1861888), (15680, 1824484), (16624, 1720880), (17560, 1629152), (20780, 1376704), (21511, 1329920), (24584, 1163680), (28096, 1018220), (29092, 983360), (30730, 930944), (31360, 912242), (33248, 860440), (35120, 814576), (36365, 786688), (41560, 688352), (43022, 664960), (49168, 581840), (50911, 561920), (56192, 509110), (58184, 491680), (61460, 465472), (62720, 456121), (66496, 430220), (70240, 407288), (72730, 393344), (83120, 344176), (86044, 332480), (98336, 290920), (101822, 280960), (107555, 265984), (112384, 254555), (116368, 245840), (122920, 232736), (132992, 215110), (140480, 203644), (145460, 196672), (166240, 172088)]