254379840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 448

約数和(自身を含む): 1013886720

約数和(自身を除く): 759506880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 17, 20, 22, 24, 26, 30, 32, 33, 34, 39, 40, 44, 48, 51, 52, 55, 60, 64, 65, 66, 68, 78, 80, 85, 88, 96, 102, 104, 109, 110, 120, 130, 132, 136, 143, 156, 160, 165, 170, 176, 187, 192, 195, 204, 208, 218, 220, 221, 240, 255, 260, 264, 272, 286, 312, 320, 327, 330, 340, 352, 374, 390, 408, 416, 429, 436, 440, 442, 480, 510, 520, 528, 544, 545, 561, 572, 624, 654, 660, 663, 680, 704, 715, 748, 780, 816, 832, 858, 872, 880, 884, 935, 960, 1020, 1040, 1056, 1088, 1090, 1105, 1122, 1144, 1199, 1248, 1308, 1320, 1326, 1360, 1417, 1430, 1496, 1560, 1632, 1635, 1716, 1744, 1760, 1768, 1853, 1870, 2040, 2080, 2112, 2145, 2180, 2210, 2244, 2288, 2398, 2431, 2496, 2616, 2640, 2652, 2720, 2805, 2834, 2860, 2992, 3120, 3264, 3270, 3315, 3432, 3488, 3520, 3536, 3597, 3706, 3740, 4080, 4160, 4251, 4290, 4360, 4420, 4488, 4576, 4796, 4862, 5232, 5280, 5304, 5440, 5559, 5610, 5668, 5720, 5984, 5995, 6240, 6540, 6630, 6864, 6976, 7072, 7085, 7194, 7293, 7412, 7480, 8160, 8502, 8580, 8720, 8840, 8976, 9152, 9265, 9592, 9724, 10464, 10560, 10608, 11118, 11220, 11336, 11440, 11968, 11990, 12155, 12480, 13080, 13260, 13728, 14144, 14170, 14388, 14586, 14824, 14960, 15587, 16320, 17004, 17160, 17440, 17680, 17952, 17985, 18530, 19184, 19448, 20383, 20928, 21216, 21255, 22236, 22440, 22672, 22880, 23980, 24089, 24310, 26160, 26520, 27456, 27795, 28340, 28776, 29172, 29648, 29920, 31174, 34008, 34320, 34880, 35360, 35904, 35970, 36465, 37060, 38368, 38896, 40766, 42432, 42510, 44472, 44880, 45344, 45760, 46761, 47960, 48178, 48620, 52320, 53040, 55590, 56680, 57552, 58344, 59296, 59840, 61149, 62348, 68016, 68640, 70720, 71940, 72267, 72930, 74120, 76736, 77792, 77935, 81532, 85020, 88944, 89760, 90688, 93522, 95920, 96356, 97240, 101915, 104640, 106080, 111180, 113360, 115104, 116688, 118592, 120445, 122298, 124696, 136032, 137280, 143880, 144534, 145860, 148240, 155584, 155870, 163064, 170040, 177888, 179520, 187044, 191840, 192712, 194480, 203830, 212160, 222360, 226720, 230208, 233376, 233805, 240890, 244596, 249392, 264979, 272064, 287760, 289068, 291720, 296480, 305745, 311740, 326128, 340080, 355776, 361335, 374088, 383680, 385424, 388960, 407660, 444720, 453440, 466752, 467610, 481780, 489192, 498784, 529958, 575520, 578136, 583440, 592960, 611490, 623480, 652256, 680160, 722670, 748176, 770848, 777920, 794937, 815320, 889440, 935220, 963560, 978384, 997568, 1059916, 1151040, 1156272, 1166880, 1222980, 1246960, 1304512, 1324895, 1360320, 1445340, 1496352, 1541696, 1589874, 1630640, 1778880, 1870440, 1927120, 1956768, 2119832, 2312544, 2333760, 2445960, 2493920, 2649790, 2890680, 2992704, 3179748, 3261280, 3740880, 3854240, 3913536, 3974685, 4239664, 4625088, 4891920, 4987840, 5299580, 5781360, 6359496, 6522560, 7481760, 7708480, 7949370, 8479328, 9783840, 10599160, 11562720, 12718992, 14963520, 15898740, 16958656, 19567680, 21198320, 23125440, 25437984, 31797480, 42396640, 50875968, 63594960, 84793280, 127189920, 254379840]

約数ペア:

[(1, 254379840), (2, 127189920), (3, 84793280), (4, 63594960), (5, 50875968), (6, 42396640), (8, 31797480), (10, 25437984), (11, 23125440), (12, 21198320), (13, 19567680), (15, 16958656), (16, 15898740), (17, 14963520), (20, 12718992), (22, 11562720), (24, 10599160), (26, 9783840), (30, 8479328), (32, 7949370), (33, 7708480), (34, 7481760), (39, 6522560), (40, 6359496), (44, 5781360), (48, 5299580), (51, 4987840), (52, 4891920), (55, 4625088), (60, 4239664), (64, 3974685), (65, 3913536), (66, 3854240), (68, 3740880), (78, 3261280), (80, 3179748), (85, 2992704), (88, 2890680), (96, 2649790), (102, 2493920), (104, 2445960), (109, 2333760), (110, 2312544), (120, 2119832), (130, 1956768), (132, 1927120), (136, 1870440), (143, 1778880), (156, 1630640), (160, 1589874), (165, 1541696), (170, 1496352), (176, 1445340), (187, 1360320), (192, 1324895), (195, 1304512), (204, 1246960), (208, 1222980), (218, 1166880), (220, 1156272), (221, 1151040), (240, 1059916), (255, 997568), (260, 978384), (264, 963560), (272, 935220), (286, 889440), (312, 815320), (320, 794937), (327, 777920), (330, 770848), (340, 748176), (352, 722670), (374, 680160), (390, 652256), (408, 623480), (416, 611490), (429, 592960), (436, 583440), (440, 578136), (442, 575520), (480, 529958), (510, 498784), (520, 489192), (528, 481780), (544, 467610), (545, 466752), (561, 453440), (572, 444720), (624, 407660), (654, 388960), (660, 385424), (663, 383680), (680, 374088), (704, 361335), (715, 355776), (748, 340080), (780, 326128), (816, 311740), (832, 305745), (858, 296480), (872, 291720), (880, 289068), (884, 287760), (935, 272064), (960, 264979), (1020, 249392), (1040, 244596), (1056, 240890), (1088, 233805), (1090, 233376), (1105, 230208), (1122, 226720), (1144, 222360), (1199, 212160), (1248, 203830), (1308, 194480), (1320, 192712), (1326, 191840), (1360, 187044), (1417, 179520), (1430, 177888), (1496, 170040), (1560, 163064), (1632, 155870), (1635, 155584), (1716, 148240), (1744, 145860), (1760, 144534), (1768, 143880), (1853, 137280), (1870, 136032), (2040, 124696), (2080, 122298), (2112, 120445), (2145, 118592), (2180, 116688), (2210, 115104), (2244, 113360), (2288, 111180), (2398, 106080), (2431, 104640), (2496, 101915), (2616, 97240), (2640, 96356), (2652, 95920), (2720, 93522), (2805, 90688), (2834, 89760), (2860, 88944), (2992, 85020), (3120, 81532), (3264, 77935), (3270, 77792), (3315, 76736), (3432, 74120), (3488, 72930), (3520, 72267), (3536, 71940), (3597, 70720), (3706, 68640), (3740, 68016), (4080, 62348), (4160, 61149), (4251, 59840), (4290, 59296), (4360, 58344), (4420, 57552), (4488, 56680), (4576, 55590), (4796, 53040), (4862, 52320), (5232, 48620), (5280, 48178), (5304, 47960), (5440, 46761), (5559, 45760), (5610, 45344), (5668, 44880), (5720, 44472), (5984, 42510), (5995, 42432), (6240, 40766), (6540, 38896), (6630, 38368), (6864, 37060), (6976, 36465), (7072, 35970), (7085, 35904), (7194, 35360), (7293, 34880), (7412, 34320), (7480, 34008), (8160, 31174), (8502, 29920), (8580, 29648), (8720, 29172), (8840, 28776), (8976, 28340), (9152, 27795), (9265, 27456), (9592, 26520), (9724, 26160), (10464, 24310), (10560, 24089), (10608, 23980), (11118, 22880), (11220, 22672), (11336, 22440), (11440, 22236), (11968, 21255), (11990, 21216), (12155, 20928), (12480, 20383), (13080, 19448), (13260, 19184), (13728, 18530), (14144, 17985), (14170, 17952), (14388, 17680), (14586, 17440), (14824, 17160), (14960, 17004), (15587, 16320)]