90704880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{857}}^1$

素因数の和:893

約数の個数: 240

約数和(自身を含む): 363860640

約数和(自身を除く): 273155760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 857, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1714, 1764, 1890, 1960, 2160, 2205, 2352, 2520, 2571, 2646, 2940, 3024, 3428, 3528, 3780, 3920, 4285, 4410, 5040, 5142, 5292, 5880, 5999, 6615, 6856, 7056, 7560, 7713, 8570, 8820, 10284, 10584, 11760, 11998, 12855, 13230, 13712, 15120, 15426, 17140, 17640, 17997, 20568, 21168, 23139, 23996, 25710, 26460, 29995, 30852, 34280, 35280, 35994, 38565, 41136, 41993, 46278, 47992, 51420, 52920, 53991, 59990, 61704, 68560, 71988, 77130, 83986, 89985, 92556, 95984, 102840, 105840, 107982, 115695, 119980, 123408, 125979, 143976, 154260, 161973, 167972, 179970, 185112, 205680, 209965, 215964, 231390, 239960, 251958, 269955, 287952, 308520, 323946, 335944, 359940, 370224, 377937, 419930, 431928, 462780, 479920, 503916, 539910, 617040, 629895, 647892, 671888, 719880, 755874, 809865, 839860, 863856, 925560, 1007832, 1079820, 1133811, 1259790, 1295784, 1439760, 1511748, 1619730, 1679720, 1851120, 1889685, 2015664, 2159640, 2267622, 2519580, 2591568, 3023496, 3239460, 3359440, 3779370, 4319280, 4535244, 5039160, 5669055, 6046992, 6478920, 7558740, 9070488, 10078320, 11338110, 12957840, 15117480, 18140976, 22676220, 30234960, 45352440, 90704880]

約数ペア:

[(1, 90704880), (2, 45352440), (3, 30234960), (4, 22676220), (5, 18140976), (6, 15117480), (7, 12957840), (8, 11338110), (9, 10078320), (10, 9070488), (12, 7558740), (14, 6478920), (15, 6046992), (16, 5669055), (18, 5039160), (20, 4535244), (21, 4319280), (24, 3779370), (27, 3359440), (28, 3239460), (30, 3023496), (35, 2591568), (36, 2519580), (40, 2267622), (42, 2159640), (45, 2015664), (48, 1889685), (49, 1851120), (54, 1679720), (56, 1619730), (60, 1511748), (63, 1439760), (70, 1295784), (72, 1259790), (80, 1133811), (84, 1079820), (90, 1007832), (98, 925560), (105, 863856), (108, 839860), (112, 809865), (120, 755874), (126, 719880), (135, 671888), (140, 647892), (144, 629895), (147, 617040), (168, 539910), (180, 503916), (189, 479920), (196, 462780), (210, 431928), (216, 419930), (240, 377937), (245, 370224), (252, 359940), (270, 335944), (280, 323946), (294, 308520), (315, 287952), (336, 269955), (360, 251958), (378, 239960), (392, 231390), (420, 215964), (432, 209965), (441, 205680), (490, 185112), (504, 179970), (540, 167972), (560, 161973), (588, 154260), (630, 143976), (720, 125979), (735, 123408), (756, 119980), (784, 115695), (840, 107982), (857, 105840), (882, 102840), (945, 95984), (980, 92556), (1008, 89985), (1080, 83986), (1176, 77130), (1260, 71988), (1323, 68560), (1470, 61704), (1512, 59990), (1680, 53991), (1714, 52920), (1764, 51420), (1890, 47992), (1960, 46278), (2160, 41993), (2205, 41136), (2352, 38565), (2520, 35994), (2571, 35280), (2646, 34280), (2940, 30852), (3024, 29995), (3428, 26460), (3528, 25710), (3780, 23996), (3920, 23139), (4285, 21168), (4410, 20568), (5040, 17997), (5142, 17640), (5292, 17140), (5880, 15426), (5999, 15120), (6615, 13712), (6856, 13230), (7056, 12855), (7560, 11998), (7713, 11760), (8570, 10584), (8820, 10284)]