1319628960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:640

約数の個数: 288

約数和(自身を含む): 4891395600

約数和(自身を除く): 3571766640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 157, 160, 180, 195, 208, 234, 240, 260, 288, 312, 314, 360, 390, 416, 449, 468, 471, 480, 520, 585, 624, 628, 720, 780, 785, 898, 936, 942, 1040, 1170, 1248, 1256, 1347, 1413, 1440, 1560, 1570, 1796, 1872, 1884, 2041, 2080, 2245, 2340, 2355, 2512, 2694, 2826, 3120, 3140, 3592, 3744, 3768, 4041, 4082, 4490, 4680, 4710, 5024, 5388, 5652, 5837, 6123, 6240, 6280, 6735, 7065, 7184, 7536, 8082, 8164, 8980, 9360, 9420, 10205, 10776, 11304, 11674, 12246, 12560, 13470, 14130, 14368, 15072, 16164, 16328, 17511, 17960, 18369, 18720, 18840, 20205, 20410, 21552, 22608, 23348, 24492, 25120, 26940, 28260, 29185, 30615, 32328, 32656, 35022, 35920, 36738, 37680, 40410, 40820, 43104, 45216, 46696, 48984, 52533, 53880, 56520, 58370, 61230, 64656, 65312, 70044, 70493, 71840, 73476, 75360, 80820, 81640, 87555, 91845, 93392, 97968, 105066, 107760, 113040, 116740, 122460, 129312, 140088, 140986, 146952, 161640, 163280, 175110, 183690, 186784, 195936, 210132, 211479, 215520, 226080, 233480, 244920, 262665, 280176, 281972, 293904, 323280, 326560, 350220, 352465, 367380, 420264, 422958, 466960, 489840, 525330, 560352, 563944, 587808, 634437, 646560, 700440, 704930, 734760, 840528, 845916, 916409, 933920, 979680, 1050660, 1057395, 1127888, 1268874, 1400880, 1409860, 1469520, 1681056, 1691832, 1832818, 2101320, 2114790, 2255776, 2537748, 2749227, 2801760, 2819720, 2939040, 3172185, 3383664, 3665636, 4202640, 4229580, 4582045, 5075496, 5498454, 5639440, 6344370, 6767328, 7331272, 8247681, 8405280, 8459160, 9164090, 10150992, 10996908, 11278880, 12688740, 13746135, 14662544, 16495362, 16918320, 18328180, 20301984, 21993816, 25377480, 27492270, 29325088, 32990724, 33836640, 36656360, 41238405, 43987632, 50754960, 54984540, 65981448, 73312720, 82476810, 87975264, 101509920, 109969080, 131962896, 146625440, 164953620, 219938160, 263925792, 329907240, 439876320, 659814480, 1319628960]

約数ペア:

[(1, 1319628960), (2, 659814480), (3, 439876320), (4, 329907240), (5, 263925792), (6, 219938160), (8, 164953620), (9, 146625440), (10, 131962896), (12, 109969080), (13, 101509920), (15, 87975264), (16, 82476810), (18, 73312720), (20, 65981448), (24, 54984540), (26, 50754960), (30, 43987632), (32, 41238405), (36, 36656360), (39, 33836640), (40, 32990724), (45, 29325088), (48, 27492270), (52, 25377480), (60, 21993816), (65, 20301984), (72, 18328180), (78, 16918320), (80, 16495362), (90, 14662544), (96, 13746135), (104, 12688740), (117, 11278880), (120, 10996908), (130, 10150992), (144, 9164090), (156, 8459160), (157, 8405280), (160, 8247681), (180, 7331272), (195, 6767328), (208, 6344370), (234, 5639440), (240, 5498454), (260, 5075496), (288, 4582045), (312, 4229580), (314, 4202640), (360, 3665636), (390, 3383664), (416, 3172185), (449, 2939040), (468, 2819720), (471, 2801760), (480, 2749227), (520, 2537748), (585, 2255776), (624, 2114790), (628, 2101320), (720, 1832818), (780, 1691832), (785, 1681056), (898, 1469520), (936, 1409860), (942, 1400880), (1040, 1268874), (1170, 1127888), (1248, 1057395), (1256, 1050660), (1347, 979680), (1413, 933920), (1440, 916409), (1560, 845916), (1570, 840528), (1796, 734760), (1872, 704930), (1884, 700440), (2041, 646560), (2080, 634437), (2245, 587808), (2340, 563944), (2355, 560352), (2512, 525330), (2694, 489840), (2826, 466960), (3120, 422958), (3140, 420264), (3592, 367380), (3744, 352465), (3768, 350220), (4041, 326560), (4082, 323280), (4490, 293904), (4680, 281972), (4710, 280176), (5024, 262665), (5388, 244920), (5652, 233480), (5837, 226080), (6123, 215520), (6240, 211479), (6280, 210132), (6735, 195936), (7065, 186784), (7184, 183690), (7536, 175110), (8082, 163280), (8164, 161640), (8980, 146952), (9360, 140986), (9420, 140088), (10205, 129312), (10776, 122460), (11304, 116740), (11674, 113040), (12246, 107760), (12560, 105066), (13470, 97968), (14130, 93392), (14368, 91845), (15072, 87555), (16164, 81640), (16328, 80820), (17511, 75360), (17960, 73476), (18369, 71840), (18720, 70493), (18840, 70044), (20205, 65312), (20410, 64656), (21552, 61230), (22608, 58370), (23348, 56520), (24492, 53880), (25120, 52533), (26940, 48984), (28260, 46696), (29185, 45216), (30615, 43104), (32328, 40820), (32656, 40410), (35022, 37680), (35920, 36738)]