27928320

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{1039}}^1$

素因数の和:1070

約数の個数: 144

約数和(自身を含む): 102036480

約数和(自身を除く): 74108160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1039, 1120, 1280, 1344, 1680, 1792, 1920, 2078, 2240, 2688, 3117, 3360, 3840, 4156, 4480, 5195, 5376, 6234, 6720, 7273, 8312, 8960, 10390, 12468, 13440, 14546, 15585, 16624, 20780, 21819, 24936, 26880, 29092, 31170, 33248, 36365, 41560, 43638, 49872, 58184, 62340, 66496, 72730, 83120, 87276, 99744, 109095, 116368, 124680, 132992, 145460, 166240, 174552, 199488, 218190, 232736, 249360, 265984, 290920, 332480, 349104, 398976, 436380, 465472, 498720, 581840, 664960, 698208, 797952, 872760, 930944, 997440, 1163680, 1329920, 1396416, 1745520, 1861888, 1994880, 2327360, 2792832, 3491040, 3989760, 4654720, 5585664, 6982080, 9309440, 13964160, 27928320]

約数ペア:

[(1, 27928320), (2, 13964160), (3, 9309440), (4, 6982080), (5, 5585664), (6, 4654720), (7, 3989760), (8, 3491040), (10, 2792832), (12, 2327360), (14, 1994880), (15, 1861888), (16, 1745520), (20, 1396416), (21, 1329920), (24, 1163680), (28, 997440), (30, 930944), (32, 872760), (35, 797952), (40, 698208), (42, 664960), (48, 581840), (56, 498720), (60, 465472), (64, 436380), (70, 398976), (80, 349104), (84, 332480), (96, 290920), (105, 265984), (112, 249360), (120, 232736), (128, 218190), (140, 199488), (160, 174552), (168, 166240), (192, 145460), (210, 132992), (224, 124680), (240, 116368), (256, 109095), (280, 99744), (320, 87276), (336, 83120), (384, 72730), (420, 66496), (448, 62340), (480, 58184), (560, 49872), (640, 43638), (672, 41560), (768, 36365), (840, 33248), (896, 31170), (960, 29092), (1039, 26880), (1120, 24936), (1280, 21819), (1344, 20780), (1680, 16624), (1792, 15585), (1920, 14546), (2078, 13440), (2240, 12468), (2688, 10390), (3117, 8960), (3360, 8312), (3840, 7273), (4156, 6720), (4480, 6234), (5195, 5376)]