242747520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 192

約数和(自身を含む): 812246400

約数和(自身を除く): 569498880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 239, 240, 276, 320, 345, 368, 384, 460, 478, 480, 529, 552, 640, 690, 717, 736, 920, 956, 960, 1058, 1104, 1195, 1380, 1434, 1472, 1587, 1840, 1912, 1920, 2116, 2208, 2390, 2645, 2760, 2868, 2944, 3174, 3585, 3680, 3824, 4232, 4416, 4780, 5290, 5497, 5520, 5736, 6348, 7170, 7360, 7648, 7935, 8464, 8832, 9560, 10580, 10994, 11040, 11472, 12696, 14340, 14720, 15296, 15870, 16491, 16928, 19120, 21160, 21988, 22080, 22944, 25392, 27485, 28680, 30592, 31740, 32982, 33856, 38240, 42320, 43976, 44160, 45888, 50784, 54970, 57360, 63480, 65964, 67712, 76480, 82455, 84640, 87952, 91776, 101568, 109940, 114720, 126431, 126960, 131928, 152960, 164910, 169280, 175904, 203136, 219880, 229440, 252862, 253920, 263856, 329820, 338560, 351808, 379293, 439760, 458880, 505724, 507840, 527712, 632155, 659640, 703616, 758586, 879520, 1011448, 1015680, 1055424, 1264310, 1319280, 1517172, 1759040, 1896465, 2022896, 2110848, 2528620, 2638560, 3034344, 3518080, 3792930, 4045792, 5057240, 5277120, 6068688, 7585860, 8091584, 10114480, 10554240, 12137376, 15171720, 16183168, 20228960, 24274752, 30343440, 40457920, 48549504, 60686880, 80915840, 121373760, 242747520]

約数ペア:

[(1, 242747520), (2, 121373760), (3, 80915840), (4, 60686880), (5, 48549504), (6, 40457920), (8, 30343440), (10, 24274752), (12, 20228960), (15, 16183168), (16, 15171720), (20, 12137376), (23, 10554240), (24, 10114480), (30, 8091584), (32, 7585860), (40, 6068688), (46, 5277120), (48, 5057240), (60, 4045792), (64, 3792930), (69, 3518080), (80, 3034344), (92, 2638560), (96, 2528620), (115, 2110848), (120, 2022896), (128, 1896465), (138, 1759040), (160, 1517172), (184, 1319280), (192, 1264310), (230, 1055424), (239, 1015680), (240, 1011448), (276, 879520), (320, 758586), (345, 703616), (368, 659640), (384, 632155), (460, 527712), (478, 507840), (480, 505724), (529, 458880), (552, 439760), (640, 379293), (690, 351808), (717, 338560), (736, 329820), (920, 263856), (956, 253920), (960, 252862), (1058, 229440), (1104, 219880), (1195, 203136), (1380, 175904), (1434, 169280), (1472, 164910), (1587, 152960), (1840, 131928), (1912, 126960), (1920, 126431), (2116, 114720), (2208, 109940), (2390, 101568), (2645, 91776), (2760, 87952), (2868, 84640), (2944, 82455), (3174, 76480), (3585, 67712), (3680, 65964), (3824, 63480), (4232, 57360), (4416, 54970), (4780, 50784), (5290, 45888), (5497, 44160), (5520, 43976), (5736, 42320), (6348, 38240), (7170, 33856), (7360, 32982), (7648, 31740), (7935, 30592), (8464, 28680), (8832, 27485), (9560, 25392), (10580, 22944), (10994, 22080), (11040, 21988), (11472, 21160), (12696, 19120), (14340, 16928), (14720, 16491), (15296, 15870)]