220424960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 613494336

約数和(自身を除く): 393069376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 256, 280, 292, 320, 337, 365, 448, 511, 560, 584, 640, 674, 730, 896, 1022, 1120, 1168, 1280, 1348, 1460, 1685, 1792, 2044, 2240, 2336, 2359, 2555, 2696, 2920, 3370, 4088, 4480, 4672, 4718, 5110, 5392, 5840, 6740, 8176, 8960, 9344, 9436, 10220, 10784, 11680, 11795, 13480, 16352, 18688, 18872, 20440, 21568, 23360, 23590, 24601, 26960, 32704, 37744, 40880, 43136, 46720, 47180, 49202, 53920, 65408, 75488, 81760, 86272, 93440, 94360, 98404, 107840, 123005, 130816, 150976, 163520, 172207, 188720, 196808, 215680, 246010, 301952, 327040, 344414, 377440, 393616, 431360, 492020, 603904, 654080, 688828, 754880, 787232, 861035, 984040, 1377656, 1509760, 1574464, 1722070, 1968080, 2755312, 3019520, 3148928, 3444140, 3936160, 5510624, 6297856, 6888280, 7872320, 11021248, 13776560, 15744640, 22042496, 27553120, 31489280, 44084992, 55106240, 110212480, 220424960]

約数ペア:

[(1, 220424960), (2, 110212480), (4, 55106240), (5, 44084992), (7, 31489280), (8, 27553120), (10, 22042496), (14, 15744640), (16, 13776560), (20, 11021248), (28, 7872320), (32, 6888280), (35, 6297856), (40, 5510624), (56, 3936160), (64, 3444140), (70, 3148928), (73, 3019520), (80, 2755312), (112, 1968080), (128, 1722070), (140, 1574464), (146, 1509760), (160, 1377656), (224, 984040), (256, 861035), (280, 787232), (292, 754880), (320, 688828), (337, 654080), (365, 603904), (448, 492020), (511, 431360), (560, 393616), (584, 377440), (640, 344414), (674, 327040), (730, 301952), (896, 246010), (1022, 215680), (1120, 196808), (1168, 188720), (1280, 172207), (1348, 163520), (1460, 150976), (1685, 130816), (1792, 123005), (2044, 107840), (2240, 98404), (2336, 94360), (2359, 93440), (2555, 86272), (2696, 81760), (2920, 75488), (3370, 65408), (4088, 53920), (4480, 49202), (4672, 47180), (4718, 46720), (5110, 43136), (5392, 40880), (5840, 37744), (6740, 32704), (8176, 26960), (8960, 24601), (9344, 23590), (9436, 23360), (10220, 21568), (10784, 20440), (11680, 18872), (11795, 18688), (13480, 16352)]