28276800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 168

約数和(自身を含む): 95621856

約数和(自身を除く): 67345056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 64, 75, 80, 86, 96, 100, 120, 129, 137, 150, 160, 172, 192, 200, 215, 240, 258, 274, 300, 320, 344, 400, 411, 430, 480, 516, 548, 600, 645, 685, 688, 800, 822, 860, 960, 1032, 1075, 1096, 1200, 1290, 1370, 1376, 1600, 1644, 1720, 2055, 2064, 2150, 2192, 2400, 2580, 2740, 2752, 3225, 3288, 3425, 3440, 4110, 4128, 4300, 4384, 4800, 5160, 5480, 5891, 6450, 6576, 6850, 6880, 8220, 8256, 8600, 8768, 10275, 10320, 10960, 11782, 12900, 13152, 13700, 13760, 16440, 17200, 17673, 20550, 20640, 21920, 23564, 25800, 26304, 27400, 29455, 32880, 34400, 35346, 41100, 41280, 43840, 47128, 51600, 54800, 58910, 65760, 68800, 70692, 82200, 88365, 94256, 103200, 109600, 117820, 131520, 141384, 147275, 164400, 176730, 188512, 206400, 219200, 235640, 282768, 294550, 328800, 353460, 377024, 441825, 471280, 565536, 589100, 657600, 706920, 883650, 942560, 1131072, 1178200, 1413840, 1767300, 1885120, 2356400, 2827680, 3534600, 4712800, 5655360, 7069200, 9425600, 14138400, 28276800]

約数ペア:

[(1, 28276800), (2, 14138400), (3, 9425600), (4, 7069200), (5, 5655360), (6, 4712800), (8, 3534600), (10, 2827680), (12, 2356400), (15, 1885120), (16, 1767300), (20, 1413840), (24, 1178200), (25, 1131072), (30, 942560), (32, 883650), (40, 706920), (43, 657600), (48, 589100), (50, 565536), (60, 471280), (64, 441825), (75, 377024), (80, 353460), (86, 328800), (96, 294550), (100, 282768), (120, 235640), (129, 219200), (137, 206400), (150, 188512), (160, 176730), (172, 164400), (192, 147275), (200, 141384), (215, 131520), (240, 117820), (258, 109600), (274, 103200), (300, 94256), (320, 88365), (344, 82200), (400, 70692), (411, 68800), (430, 65760), (480, 58910), (516, 54800), (548, 51600), (600, 47128), (645, 43840), (685, 41280), (688, 41100), (800, 35346), (822, 34400), (860, 32880), (960, 29455), (1032, 27400), (1075, 26304), (1096, 25800), (1200, 23564), (1290, 21920), (1370, 20640), (1376, 20550), (1600, 17673), (1644, 17200), (1720, 16440), (2055, 13760), (2064, 13700), (2150, 13152), (2192, 12900), (2400, 11782), (2580, 10960), (2740, 10320), (2752, 10275), (3225, 8768), (3288, 8600), (3425, 8256), (3440, 8220), (4110, 6880), (4128, 6850), (4300, 6576), (4384, 6450), (4800, 5891), (5160, 5480)]