78449280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:491

約数の個数: 256

約数和(自身を含む): 308448000

約数和(自身を除く): 229998720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 449, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 898, 910, 960, 1040, 1092, 1120, 1248, 1344, 1347, 1365, 1456, 1560, 1664, 1680, 1796, 1820, 1920, 2080, 2184, 2240, 2245, 2496, 2688, 2694, 2730, 2912, 3120, 3143, 3360, 3592, 3640, 4160, 4368, 4480, 4490, 4992, 5388, 5460, 5824, 5837, 6240, 6286, 6720, 6735, 7184, 7280, 8320, 8736, 8980, 9429, 10776, 10920, 11648, 11674, 12480, 12572, 13440, 13470, 14368, 14560, 15715, 17472, 17511, 17960, 18858, 21552, 21840, 23348, 24960, 25144, 26940, 28736, 29120, 29185, 31430, 34944, 35022, 35920, 37716, 40859, 43104, 43680, 46696, 47145, 50288, 53880, 57472, 58240, 58370, 62860, 70044, 71840, 75432, 81718, 86208, 87360, 87555, 93392, 94290, 100576, 107760, 116740, 122577, 125720, 140088, 143680, 150864, 163436, 172416, 174720, 175110, 186784, 188580, 201152, 204295, 215520, 233480, 245154, 251440, 280176, 287360, 301728, 326872, 350220, 373568, 377160, 402304, 408590, 431040, 466960, 490308, 502880, 560352, 603456, 612885, 653744, 700440, 747136, 754320, 817180, 862080, 933920, 980616, 1005760, 1120704, 1206912, 1225770, 1307488, 1400880, 1508640, 1634360, 1867840, 1961232, 2011520, 2241408, 2451540, 2614976, 2801760, 3017280, 3268720, 3735680, 3922464, 4903080, 5229952, 5603520, 6034560, 6537440, 7844928, 9806160, 11207040, 13074880, 15689856, 19612320, 26149760, 39224640, 78449280]

約数ペア:

[(1, 78449280), (2, 39224640), (3, 26149760), (4, 19612320), (5, 15689856), (6, 13074880), (7, 11207040), (8, 9806160), (10, 7844928), (12, 6537440), (13, 6034560), (14, 5603520), (15, 5229952), (16, 4903080), (20, 3922464), (21, 3735680), (24, 3268720), (26, 3017280), (28, 2801760), (30, 2614976), (32, 2451540), (35, 2241408), (39, 2011520), (40, 1961232), (42, 1867840), (48, 1634360), (52, 1508640), (56, 1400880), (60, 1307488), (64, 1225770), (65, 1206912), (70, 1120704), (78, 1005760), (80, 980616), (84, 933920), (91, 862080), (96, 817180), (104, 754320), (105, 747136), (112, 700440), (120, 653744), (128, 612885), (130, 603456), (140, 560352), (156, 502880), (160, 490308), (168, 466960), (182, 431040), (192, 408590), (195, 402304), (208, 377160), (210, 373568), (224, 350220), (240, 326872), (260, 301728), (273, 287360), (280, 280176), (312, 251440), (320, 245154), (336, 233480), (364, 215520), (384, 204295), (390, 201152), (416, 188580), (420, 186784), (448, 175110), (449, 174720), (455, 172416), (480, 163436), (520, 150864), (546, 143680), (560, 140088), (624, 125720), (640, 122577), (672, 116740), (728, 107760), (780, 100576), (832, 94290), (840, 93392), (896, 87555), (898, 87360), (910, 86208), (960, 81718), (1040, 75432), (1092, 71840), (1120, 70044), (1248, 62860), (1344, 58370), (1347, 58240), (1365, 57472), (1456, 53880), (1560, 50288), (1664, 47145), (1680, 46696), (1796, 43680), (1820, 43104), (1920, 40859), (2080, 37716), (2184, 35920), (2240, 35022), (2245, 34944), (2496, 31430), (2688, 29185), (2694, 29120), (2730, 28736), (2912, 26940), (3120, 25144), (3143, 24960), (3360, 23348), (3592, 21840), (3640, 21552), (4160, 18858), (4368, 17960), (4480, 17511), (4490, 17472), (4992, 15715), (5388, 14560), (5460, 14368), (5824, 13470), (5837, 13440), (6240, 12572), (6286, 12480), (6720, 11674), (6735, 11648), (7184, 10920), (7280, 10776), (8320, 9429), (8736, 8980)]