28486080

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{157}}^1$

素因数の和:193

約数の個数: 280

約数和(自身を含む): 116543328

約数和(自身を除く): 88057248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 157, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 314, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 471, 480, 504, 540, 560, 567, 576, 628, 630, 648, 672, 720, 756, 785, 810, 840, 864, 942, 945, 960, 1008, 1080, 1099, 1120, 1134, 1256, 1260, 1296, 1344, 1413, 1440, 1512, 1570, 1620, 1680, 1728, 1884, 1890, 2016, 2160, 2198, 2240, 2268, 2355, 2512, 2520, 2592, 2826, 2835, 2880, 3024, 3140, 3240, 3297, 3360, 3768, 3780, 4032, 4239, 4320, 4396, 4536, 4710, 5024, 5040, 5184, 5495, 5652, 5670, 6048, 6280, 6480, 6594, 6720, 7065, 7536, 7560, 8478, 8640, 8792, 9072, 9420, 9891, 10048, 10080, 10990, 11304, 11340, 12096, 12560, 12717, 12960, 13188, 14130, 15072, 15120, 16485, 16956, 17584, 18144, 18840, 19782, 20160, 21195, 21980, 22608, 22680, 25120, 25434, 25920, 26376, 28260, 29673, 30144, 30240, 32970, 33912, 35168, 36288, 37680, 39564, 42390, 43960, 45216, 45360, 49455, 50240, 50868, 52752, 56520, 59346, 60480, 63585, 65940, 67824, 70336, 75360, 79128, 84780, 87920, 89019, 90432, 90720, 98910, 101736, 105504, 113040, 118692, 127170, 131880, 135648, 148365, 150720, 158256, 169560, 175840, 178038, 181440, 197820, 203472, 211008, 226080, 237384, 254340, 263760, 271296, 296730, 316512, 339120, 351680, 356076, 395640, 406944, 445095, 452160, 474768, 508680, 527520, 593460, 633024, 678240, 712152, 791280, 813888, 890190, 949536, 1017360, 1055040, 1186920, 1356480, 1424304, 1582560, 1780380, 1899072, 2034720, 2373840, 2848608, 3165120, 3560760, 4069440, 4747680, 5697216, 7121520, 9495360, 14243040, 28486080]

約数ペア:

[(1, 28486080), (2, 14243040), (3, 9495360), (4, 7121520), (5, 5697216), (6, 4747680), (7, 4069440), (8, 3560760), (9, 3165120), (10, 2848608), (12, 2373840), (14, 2034720), (15, 1899072), (16, 1780380), (18, 1582560), (20, 1424304), (21, 1356480), (24, 1186920), (27, 1055040), (28, 1017360), (30, 949536), (32, 890190), (35, 813888), (36, 791280), (40, 712152), (42, 678240), (45, 633024), (48, 593460), (54, 527520), (56, 508680), (60, 474768), (63, 452160), (64, 445095), (70, 406944), (72, 395640), (80, 356076), (81, 351680), (84, 339120), (90, 316512), (96, 296730), (105, 271296), (108, 263760), (112, 254340), (120, 237384), (126, 226080), (135, 211008), (140, 203472), (144, 197820), (157, 181440), (160, 178038), (162, 175840), (168, 169560), (180, 158256), (189, 150720), (192, 148365), (210, 135648), (216, 131880), (224, 127170), (240, 118692), (252, 113040), (270, 105504), (280, 101736), (288, 98910), (314, 90720), (315, 90432), (320, 89019), (324, 87920), (336, 84780), (360, 79128), (378, 75360), (405, 70336), (420, 67824), (432, 65940), (448, 63585), (471, 60480), (480, 59346), (504, 56520), (540, 52752), (560, 50868), (567, 50240), (576, 49455), (628, 45360), (630, 45216), (648, 43960), (672, 42390), (720, 39564), (756, 37680), (785, 36288), (810, 35168), (840, 33912), (864, 32970), (942, 30240), (945, 30144), (960, 29673), (1008, 28260), (1080, 26376), (1099, 25920), (1120, 25434), (1134, 25120), (1256, 22680), (1260, 22608), (1296, 21980), (1344, 21195), (1413, 20160), (1440, 19782), (1512, 18840), (1570, 18144), (1620, 17584), (1680, 16956), (1728, 16485), (1884, 15120), (1890, 15072), (2016, 14130), (2160, 13188), (2198, 12960), (2240, 12717), (2268, 12560), (2355, 12096), (2512, 11340), (2520, 11304), (2592, 10990), (2826, 10080), (2835, 10048), (2880, 9891), (3024, 9420), (3140, 9072), (3240, 8792), (3297, 8640), (3360, 8478), (3768, 7560), (3780, 7536), (4032, 7065), (4239, 6720), (4320, 6594), (4396, 6480), (4536, 6280), (4710, 6048), (5024, 5670), (5040, 5652), (5184, 5495)]