257649120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 384

約数和(自身を含む): 984614400

約数和(自身を除く): 726965280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 43, 45, 48, 54, 57, 60, 72, 73, 76, 80, 86, 90, 95, 96, 108, 114, 120, 129, 135, 144, 146, 152, 160, 171, 172, 180, 190, 215, 216, 219, 228, 240, 258, 270, 285, 288, 292, 304, 342, 344, 360, 365, 380, 387, 430, 432, 438, 456, 480, 513, 516, 540, 570, 584, 608, 645, 657, 684, 688, 720, 730, 760, 774, 817, 855, 860, 864, 876, 912, 1026, 1032, 1080, 1095, 1140, 1161, 1168, 1290, 1314, 1368, 1376, 1387, 1440, 1460, 1520, 1548, 1634, 1710, 1720, 1752, 1824, 1935, 1971, 2052, 2064, 2160, 2190, 2280, 2322, 2336, 2451, 2565, 2580, 2628, 2736, 2774, 2920, 3040, 3096, 3139, 3268, 3285, 3420, 3440, 3504, 3870, 3942, 4085, 4104, 4128, 4161, 4320, 4380, 4560, 4644, 4902, 5130, 5160, 5256, 5472, 5548, 5805, 5840, 6192, 6278, 6536, 6570, 6840, 6880, 6935, 7008, 7353, 7740, 7884, 8170, 8208, 8322, 8760, 9120, 9288, 9417, 9804, 9855, 10260, 10320, 10512, 11096, 11610, 11680, 12255, 12384, 12483, 12556, 13072, 13140, 13680, 13870, 14706, 15480, 15695, 15768, 16340, 16416, 16644, 17520, 18576, 18834, 19608, 19710, 20520, 20640, 20805, 21024, 22059, 22192, 23220, 24510, 24966, 25112, 26144, 26280, 27360, 27740, 28251, 29412, 30960, 31390, 31536, 32680, 33288, 35040, 36765, 37152, 37449, 37668, 39216, 39420, 41040, 41610, 44118, 44384, 46440, 47085, 49020, 49932, 50224, 52560, 55480, 56502, 58824, 59641, 61920, 62415, 62780, 63072, 65360, 66576, 73530, 74898, 75336, 78432, 78840, 82080, 83220, 84753, 88236, 92880, 94170, 98040, 99864, 100448, 105120, 110295, 110960, 113004, 117648, 119282, 124830, 125560, 130720, 133152, 141255, 147060, 149796, 150672, 157680, 166440, 169506, 176472, 178923, 185760, 187245, 188340, 196080, 199728, 220590, 221920, 226008, 235296, 238564, 249660, 251120, 282510, 294120, 298205, 299592, 301344, 315360, 332880, 339012, 352944, 357846, 374490, 376680, 392160, 399456, 423765, 441180, 452016, 477128, 499320, 502240, 536769, 565020, 588240, 596410, 599184, 665760, 678024, 705888, 715692, 748980, 753360, 847530, 882360, 894615, 904032, 954256, 998640, 1073538, 1130040, 1176480, 1192820, 1198368, 1356048, 1431384, 1497960, 1506720, 1610307, 1695060, 1764720, 1789230, 1908512, 1997280, 2147076, 2260080, 2385640, 2683845, 2712096, 2862768, 2995920, 3220614, 3390120, 3529440, 3578460, 4294152, 4520160, 4771280, 5367690, 5725536, 5991840, 6441228, 6780240, 7156920, 8051535, 8588304, 9542560, 10735380, 12882456, 13560480, 14313840, 16103070, 17176608, 21470760, 25764912, 28627680, 32206140, 42941520, 51529824, 64412280, 85883040, 128824560, 257649120]

約数ペア:

[(1, 257649120), (2, 128824560), (3, 85883040), (4, 64412280), (5, 51529824), (6, 42941520), (8, 32206140), (9, 28627680), (10, 25764912), (12, 21470760), (15, 17176608), (16, 16103070), (18, 14313840), (19, 13560480), (20, 12882456), (24, 10735380), (27, 9542560), (30, 8588304), (32, 8051535), (36, 7156920), (38, 6780240), (40, 6441228), (43, 5991840), (45, 5725536), (48, 5367690), (54, 4771280), (57, 4520160), (60, 4294152), (72, 3578460), (73, 3529440), (76, 3390120), (80, 3220614), (86, 2995920), (90, 2862768), (95, 2712096), (96, 2683845), (108, 2385640), (114, 2260080), (120, 2147076), (129, 1997280), (135, 1908512), (144, 1789230), (146, 1764720), (152, 1695060), (160, 1610307), (171, 1506720), (172, 1497960), (180, 1431384), (190, 1356048), (215, 1198368), (216, 1192820), (219, 1176480), (228, 1130040), (240, 1073538), (258, 998640), (270, 954256), (285, 904032), (288, 894615), (292, 882360), (304, 847530), (342, 753360), (344, 748980), (360, 715692), (365, 705888), (380, 678024), (387, 665760), (430, 599184), (432, 596410), (438, 588240), (456, 565020), (480, 536769), (513, 502240), (516, 499320), (540, 477128), (570, 452016), (584, 441180), (608, 423765), (645, 399456), (657, 392160), (684, 376680), (688, 374490), (720, 357846), (730, 352944), (760, 339012), (774, 332880), (817, 315360), (855, 301344), (860, 299592), (864, 298205), (876, 294120), (912, 282510), (1026, 251120), (1032, 249660), (1080, 238564), (1095, 235296), (1140, 226008), (1161, 221920), (1168, 220590), (1290, 199728), (1314, 196080), (1368, 188340), (1376, 187245), (1387, 185760), (1440, 178923), (1460, 176472), (1520, 169506), (1548, 166440), (1634, 157680), (1710, 150672), (1720, 149796), (1752, 147060), (1824, 141255), (1935, 133152), (1971, 130720), (2052, 125560), (2064, 124830), (2160, 119282), (2190, 117648), (2280, 113004), (2322, 110960), (2336, 110295), (2451, 105120), (2565, 100448), (2580, 99864), (2628, 98040), (2736, 94170), (2774, 92880), (2920, 88236), (3040, 84753), (3096, 83220), (3139, 82080), (3268, 78840), (3285, 78432), (3420, 75336), (3440, 74898), (3504, 73530), (3870, 66576), (3942, 65360), (4085, 63072), (4104, 62780), (4128, 62415), (4161, 61920), (4320, 59641), (4380, 58824), (4560, 56502), (4644, 55480), (4902, 52560), (5130, 50224), (5160, 49932), (5256, 49020), (5472, 47085), (5548, 46440), (5805, 44384), (5840, 44118), (6192, 41610), (6278, 41040), (6536, 39420), (6570, 39216), (6840, 37668), (6880, 37449), (6935, 37152), (7008, 36765), (7353, 35040), (7740, 33288), (7884, 32680), (8170, 31536), (8208, 31390), (8322, 30960), (8760, 29412), (9120, 28251), (9288, 27740), (9417, 27360), (9804, 26280), (9855, 26144), (10260, 25112), (10320, 24966), (10512, 24510), (11096, 23220), (11610, 22192), (11680, 22059), (12255, 21024), (12384, 20805), (12483, 20640), (12556, 20520), (13072, 19710), (13140, 19608), (13680, 18834), (13870, 18576), (14706, 17520), (15480, 16644), (15695, 16416), (15768, 16340)]