71626240

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{571}}^1$

素因数の和:608

約数の個数: 120

約数和(自身を含む): 200123352

約数和(自身を除く): 128497112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 571, 640, 784, 896, 980, 1120, 1142, 1280, 1568, 1792, 1960, 2240, 2284, 2560, 2855, 3136, 3584, 3920, 3997, 4480, 4568, 5710, 6272, 7840, 7994, 8960, 9136, 11420, 12544, 15680, 15988, 17920, 18272, 19985, 22840, 25088, 27979, 31360, 31976, 36544, 39970, 45680, 55958, 62720, 63952, 73088, 79940, 91360, 111916, 125440, 127904, 139895, 146176, 159880, 182720, 223832, 255808, 279790, 292352, 319760, 365440, 447664, 511616, 559580, 639520, 730880, 895328, 1023232, 1119160, 1279040, 1461760, 1790656, 2046464, 2238320, 2558080, 3581312, 4476640, 5116160, 7162624, 8953280, 10232320, 14325248, 17906560, 35813120, 71626240]

約数ペア:

[(1, 71626240), (2, 35813120), (4, 17906560), (5, 14325248), (7, 10232320), (8, 8953280), (10, 7162624), (14, 5116160), (16, 4476640), (20, 3581312), (28, 2558080), (32, 2238320), (35, 2046464), (40, 1790656), (49, 1461760), (56, 1279040), (64, 1119160), (70, 1023232), (80, 895328), (98, 730880), (112, 639520), (128, 559580), (140, 511616), (160, 447664), (196, 365440), (224, 319760), (245, 292352), (256, 279790), (280, 255808), (320, 223832), (392, 182720), (448, 159880), (490, 146176), (512, 139895), (560, 127904), (571, 125440), (640, 111916), (784, 91360), (896, 79940), (980, 73088), (1120, 63952), (1142, 62720), (1280, 55958), (1568, 45680), (1792, 39970), (1960, 36544), (2240, 31976), (2284, 31360), (2560, 27979), (2855, 25088), (3136, 22840), (3584, 19985), (3920, 18272), (3997, 17920), (4480, 15988), (4568, 15680), (5710, 12544), (6272, 11420), (7840, 9136), (7994, 8960)]