61238240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 172195632

約数和(自身を除く): 110957392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 107, 112, 140, 146, 160, 196, 214, 224, 245, 280, 292, 365, 392, 428, 490, 511, 535, 560, 584, 730, 749, 784, 856, 980, 1022, 1070, 1120, 1168, 1460, 1498, 1568, 1712, 1960, 2044, 2140, 2336, 2555, 2920, 2996, 3424, 3577, 3745, 3920, 4088, 4280, 5110, 5243, 5840, 5992, 7154, 7490, 7811, 7840, 8176, 8560, 10220, 10486, 11680, 11984, 14308, 14980, 15622, 16352, 17120, 17885, 20440, 20972, 23968, 26215, 28616, 29960, 31244, 35770, 39055, 40880, 41944, 52430, 54677, 57232, 59920, 62488, 71540, 78110, 81760, 83888, 104860, 109354, 114464, 119840, 124976, 143080, 156220, 167776, 209720, 218708, 249952, 273385, 286160, 312440, 382739, 419440, 437416, 546770, 572320, 624880, 765478, 838880, 874832, 1093540, 1249760, 1530956, 1749664, 1913695, 2187080, 3061912, 3827390, 4374160, 6123824, 7654780, 8748320, 12247648, 15309560, 30619120, 61238240]

約数ペア:

[(1, 61238240), (2, 30619120), (4, 15309560), (5, 12247648), (7, 8748320), (8, 7654780), (10, 6123824), (14, 4374160), (16, 3827390), (20, 3061912), (28, 2187080), (32, 1913695), (35, 1749664), (40, 1530956), (49, 1249760), (56, 1093540), (70, 874832), (73, 838880), (80, 765478), (98, 624880), (107, 572320), (112, 546770), (140, 437416), (146, 419440), (160, 382739), (196, 312440), (214, 286160), (224, 273385), (245, 249952), (280, 218708), (292, 209720), (365, 167776), (392, 156220), (428, 143080), (490, 124976), (511, 119840), (535, 114464), (560, 109354), (584, 104860), (730, 83888), (749, 81760), (784, 78110), (856, 71540), (980, 62488), (1022, 59920), (1070, 57232), (1120, 54677), (1168, 52430), (1460, 41944), (1498, 40880), (1568, 39055), (1712, 35770), (1960, 31244), (2044, 29960), (2140, 28616), (2336, 26215), (2555, 23968), (2920, 20972), (2996, 20440), (3424, 17885), (3577, 17120), (3745, 16352), (3920, 15622), (4088, 14980), (4280, 14308), (5110, 11984), (5243, 11680), (5840, 10486), (5992, 10220), (7154, 8560), (7490, 8176), (7811, 7840)]