779194920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1376

約数の個数: 256

約数和(自身を含む): 2879815680

約数和(自身を除く): 2100620760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 31, 35, 40, 42, 46, 56, 60, 62, 69, 70, 84, 92, 93, 105, 115, 120, 124, 138, 140, 155, 161, 168, 184, 186, 210, 217, 230, 248, 276, 280, 310, 322, 345, 372, 420, 434, 460, 465, 483, 552, 620, 644, 651, 690, 713, 744, 805, 840, 868, 920, 930, 966, 1085, 1240, 1288, 1301, 1302, 1380, 1426, 1610, 1736, 1860, 1932, 2139, 2170, 2415, 2602, 2604, 2760, 2852, 3220, 3255, 3565, 3720, 3864, 3903, 4278, 4340, 4830, 4991, 5204, 5208, 5704, 6440, 6505, 6510, 7130, 7806, 8556, 8680, 9107, 9660, 9982, 10408, 10695, 13010, 13020, 14260, 14973, 15612, 17112, 18214, 19320, 19515, 19964, 21390, 24955, 26020, 26040, 27321, 28520, 29923, 29946, 31224, 36428, 39030, 39928, 40331, 42780, 45535, 49910, 52040, 54642, 59846, 59892, 72856, 74865, 78060, 80662, 85560, 89769, 91070, 99820, 109284, 119692, 119784, 120993, 136605, 149615, 149730, 156120, 161324, 179538, 182140, 199640, 201655, 209461, 218568, 239384, 241986, 273210, 282317, 299230, 299460, 322648, 359076, 364280, 403310, 418922, 448845, 483972, 546420, 564634, 598460, 598920, 604965, 628383, 718152, 806620, 837844, 846951, 897690, 927613, 967944, 1047305, 1092840, 1129268, 1196920, 1209930, 1256766, 1411585, 1613240, 1675688, 1693902, 1795380, 1855226, 2094610, 2258536, 2419860, 2513532, 2782839, 2823170, 3141915, 3387804, 3590760, 3710452, 4189220, 4234755, 4638065, 4839720, 5027064, 5565678, 5646340, 6283830, 6493291, 6775608, 7420904, 8378440, 8469510, 9276130, 11131356, 11292680, 12567660, 12986582, 13914195, 16939020, 18552260, 19479873, 22262712, 25135320, 25973164, 27828390, 32466455, 33878040, 37104520, 38959746, 51946328, 55656780, 64932910, 77919492, 97399365, 111313560, 129865820, 155838984, 194798730, 259731640, 389597460, 779194920]

約数ペア:

[(1, 779194920), (2, 389597460), (3, 259731640), (4, 194798730), (5, 155838984), (6, 129865820), (7, 111313560), (8, 97399365), (10, 77919492), (12, 64932910), (14, 55656780), (15, 51946328), (20, 38959746), (21, 37104520), (23, 33878040), (24, 32466455), (28, 27828390), (30, 25973164), (31, 25135320), (35, 22262712), (40, 19479873), (42, 18552260), (46, 16939020), (56, 13914195), (60, 12986582), (62, 12567660), (69, 11292680), (70, 11131356), (84, 9276130), (92, 8469510), (93, 8378440), (105, 7420904), (115, 6775608), (120, 6493291), (124, 6283830), (138, 5646340), (140, 5565678), (155, 5027064), (161, 4839720), (168, 4638065), (184, 4234755), (186, 4189220), (210, 3710452), (217, 3590760), (230, 3387804), (248, 3141915), (276, 2823170), (280, 2782839), (310, 2513532), (322, 2419860), (345, 2258536), (372, 2094610), (420, 1855226), (434, 1795380), (460, 1693902), (465, 1675688), (483, 1613240), (552, 1411585), (620, 1256766), (644, 1209930), (651, 1196920), (690, 1129268), (713, 1092840), (744, 1047305), (805, 967944), (840, 927613), (868, 897690), (920, 846951), (930, 837844), (966, 806620), (1085, 718152), (1240, 628383), (1288, 604965), (1301, 598920), (1302, 598460), (1380, 564634), (1426, 546420), (1610, 483972), (1736, 448845), (1860, 418922), (1932, 403310), (2139, 364280), (2170, 359076), (2415, 322648), (2602, 299460), (2604, 299230), (2760, 282317), (2852, 273210), (3220, 241986), (3255, 239384), (3565, 218568), (3720, 209461), (3864, 201655), (3903, 199640), (4278, 182140), (4340, 179538), (4830, 161324), (4991, 156120), (5204, 149730), (5208, 149615), (5704, 136605), (6440, 120993), (6505, 119784), (6510, 119692), (7130, 109284), (7806, 99820), (8556, 91070), (8680, 89769), (9107, 85560), (9660, 80662), (9982, 78060), (10408, 74865), (10695, 72856), (13010, 59892), (13020, 59846), (14260, 54642), (14973, 52040), (15612, 49910), (17112, 45535), (18214, 42780), (19320, 40331), (19515, 39928), (19964, 39030), (21390, 36428), (24955, 31224), (26020, 29946), (26040, 29923), (27321, 28520)]