28554240

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2$

素因数の和:65

約数の個数: 264

約数和(自身を含む): 107885088

約数和(自身を除く): 79330848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 128, 130, 132, 143, 156, 160, 165, 169, 176, 192, 195, 208, 220, 240, 256, 260, 264, 286, 312, 320, 330, 338, 352, 384, 390, 416, 429, 440, 480, 507, 512, 520, 528, 572, 624, 640, 660, 676, 704, 715, 768, 780, 832, 845, 858, 880, 960, 1014, 1024, 1040, 1056, 1144, 1248, 1280, 1320, 1352, 1408, 1430, 1536, 1560, 1664, 1690, 1716, 1760, 1859, 1920, 2028, 2080, 2112, 2145, 2288, 2496, 2535, 2560, 2640, 2704, 2816, 2860, 3072, 3120, 3328, 3380, 3432, 3520, 3718, 3840, 4056, 4160, 4224, 4290, 4576, 4992, 5070, 5120, 5280, 5408, 5577, 5632, 5720, 6240, 6656, 6760, 6864, 7040, 7436, 7680, 8112, 8320, 8448, 8580, 9152, 9295, 9984, 10140, 10560, 10816, 11154, 11264, 11440, 12480, 13312, 13520, 13728, 14080, 14872, 15360, 16224, 16640, 16896, 17160, 18304, 18590, 19968, 20280, 21120, 21632, 22308, 22880, 24960, 27040, 27456, 27885, 28160, 29744, 32448, 33280, 33792, 34320, 36608, 37180, 39936, 40560, 42240, 43264, 44616, 45760, 49920, 54080, 54912, 55770, 56320, 59488, 64896, 66560, 68640, 73216, 74360, 81120, 84480, 86528, 89232, 91520, 99840, 108160, 109824, 111540, 118976, 129792, 137280, 146432, 148720, 162240, 168960, 173056, 178464, 183040, 199680, 216320, 219648, 223080, 237952, 259584, 274560, 297440, 324480, 356928, 366080, 432640, 439296, 446160, 475904, 519168, 549120, 594880, 648960, 713856, 732160, 865280, 892320, 951808, 1098240, 1189760, 1297920, 1427712, 1784640, 1903616, 2196480, 2379520, 2595840, 2855424, 3569280, 4759040, 5710848, 7138560, 9518080, 14277120, 28554240]

約数ペア:

[(1, 28554240), (2, 14277120), (3, 9518080), (4, 7138560), (5, 5710848), (6, 4759040), (8, 3569280), (10, 2855424), (11, 2595840), (12, 2379520), (13, 2196480), (15, 1903616), (16, 1784640), (20, 1427712), (22, 1297920), (24, 1189760), (26, 1098240), (30, 951808), (32, 892320), (33, 865280), (39, 732160), (40, 713856), (44, 648960), (48, 594880), (52, 549120), (55, 519168), (60, 475904), (64, 446160), (65, 439296), (66, 432640), (78, 366080), (80, 356928), (88, 324480), (96, 297440), (104, 274560), (110, 259584), (120, 237952), (128, 223080), (130, 219648), (132, 216320), (143, 199680), (156, 183040), (160, 178464), (165, 173056), (169, 168960), (176, 162240), (192, 148720), (195, 146432), (208, 137280), (220, 129792), (240, 118976), (256, 111540), (260, 109824), (264, 108160), (286, 99840), (312, 91520), (320, 89232), (330, 86528), (338, 84480), (352, 81120), (384, 74360), (390, 73216), (416, 68640), (429, 66560), (440, 64896), (480, 59488), (507, 56320), (512, 55770), (520, 54912), (528, 54080), (572, 49920), (624, 45760), (640, 44616), (660, 43264), (676, 42240), (704, 40560), (715, 39936), (768, 37180), (780, 36608), (832, 34320), (845, 33792), (858, 33280), (880, 32448), (960, 29744), (1014, 28160), (1024, 27885), (1040, 27456), (1056, 27040), (1144, 24960), (1248, 22880), (1280, 22308), (1320, 21632), (1352, 21120), (1408, 20280), (1430, 19968), (1536, 18590), (1560, 18304), (1664, 17160), (1690, 16896), (1716, 16640), (1760, 16224), (1859, 15360), (1920, 14872), (2028, 14080), (2080, 13728), (2112, 13520), (2145, 13312), (2288, 12480), (2496, 11440), (2535, 11264), (2560, 11154), (2640, 10816), (2704, 10560), (2816, 10140), (2860, 9984), (3072, 9295), (3120, 9152), (3328, 8580), (3380, 8448), (3432, 8320), (3520, 8112), (3718, 7680), (3840, 7436), (4056, 7040), (4160, 6864), (4224, 6760), (4290, 6656), (4576, 6240), (4992, 5720), (5070, 5632), (5120, 5577), (5280, 5408)]