25320960

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1$

素因数の和:193

約数の個数: 240

約数和(自身を含む): 100859616

約数和(自身を除く): 75538656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 157, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 314, 315, 320, 336, 360, 384, 420, 448, 471, 480, 504, 512, 560, 576, 628, 630, 640, 672, 720, 768, 785, 840, 896, 942, 960, 1008, 1099, 1120, 1152, 1256, 1260, 1280, 1344, 1413, 1440, 1536, 1570, 1680, 1792, 1884, 1920, 2016, 2198, 2240, 2304, 2355, 2512, 2520, 2560, 2688, 2826, 2880, 3140, 3297, 3360, 3584, 3768, 3840, 4032, 4396, 4480, 4608, 4710, 5024, 5040, 5376, 5495, 5652, 5760, 6280, 6594, 6720, 7065, 7536, 7680, 8064, 8792, 8960, 9420, 9891, 10048, 10080, 10752, 10990, 11304, 11520, 12560, 13188, 13440, 14130, 15072, 16128, 16485, 17584, 17920, 18840, 19782, 20096, 20160, 21980, 22608, 23040, 25120, 26376, 26880, 28260, 30144, 32256, 32970, 35168, 37680, 39564, 40192, 40320, 43960, 45216, 49455, 50240, 52752, 53760, 56520, 60288, 65940, 70336, 75360, 79128, 80384, 80640, 87920, 90432, 98910, 100480, 105504, 113040, 120576, 131880, 140672, 150720, 158256, 161280, 175840, 180864, 197820, 200960, 211008, 226080, 241152, 263760, 281344, 301440, 316512, 351680, 361728, 395640, 401920, 422016, 452160, 527520, 562688, 602880, 633024, 703360, 723456, 791280, 844032, 904320, 1055040, 1205760, 1266048, 1406720, 1582560, 1688064, 1808640, 2110080, 2532096, 2813440, 3165120, 3617280, 4220160, 5064192, 6330240, 8440320, 12660480, 25320960]

約数ペア:

[(1, 25320960), (2, 12660480), (3, 8440320), (4, 6330240), (5, 5064192), (6, 4220160), (7, 3617280), (8, 3165120), (9, 2813440), (10, 2532096), (12, 2110080), (14, 1808640), (15, 1688064), (16, 1582560), (18, 1406720), (20, 1266048), (21, 1205760), (24, 1055040), (28, 904320), (30, 844032), (32, 791280), (35, 723456), (36, 703360), (40, 633024), (42, 602880), (45, 562688), (48, 527520), (56, 452160), (60, 422016), (63, 401920), (64, 395640), (70, 361728), (72, 351680), (80, 316512), (84, 301440), (90, 281344), (96, 263760), (105, 241152), (112, 226080), (120, 211008), (126, 200960), (128, 197820), (140, 180864), (144, 175840), (157, 161280), (160, 158256), (168, 150720), (180, 140672), (192, 131880), (210, 120576), (224, 113040), (240, 105504), (252, 100480), (256, 98910), (280, 90432), (288, 87920), (314, 80640), (315, 80384), (320, 79128), (336, 75360), (360, 70336), (384, 65940), (420, 60288), (448, 56520), (471, 53760), (480, 52752), (504, 50240), (512, 49455), (560, 45216), (576, 43960), (628, 40320), (630, 40192), (640, 39564), (672, 37680), (720, 35168), (768, 32970), (785, 32256), (840, 30144), (896, 28260), (942, 26880), (960, 26376), (1008, 25120), (1099, 23040), (1120, 22608), (1152, 21980), (1256, 20160), (1260, 20096), (1280, 19782), (1344, 18840), (1413, 17920), (1440, 17584), (1536, 16485), (1570, 16128), (1680, 15072), (1792, 14130), (1884, 13440), (1920, 13188), (2016, 12560), (2198, 11520), (2240, 11304), (2304, 10990), (2355, 10752), (2512, 10080), (2520, 10048), (2560, 9891), (2688, 9420), (2826, 8960), (2880, 8792), (3140, 8064), (3297, 7680), (3360, 7536), (3584, 7065), (3768, 6720), (3840, 6594), (4032, 6280), (4396, 5760), (4480, 5652), (4608, 5495), (4710, 5376), (5024, 5040)]