220152320

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3739}}^1$

素因数の和:3785

約数の個数: 80

約数和(自身を含む): 550946880

約数和(自身を除く): 330794560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2944, 3680, 3739, 5888, 7360, 7478, 11776, 14720, 14956, 18695, 29440, 29912, 37390, 58880, 59824, 74780, 85997, 119648, 149560, 171994, 239296, 299120, 343988, 429985, 478592, 598240, 687976, 859970, 957184, 1196480, 1375952, 1719940, 1914368, 2392960, 2751904, 3439880, 4785920, 5503808, 6879760, 9571840, 11007616, 13759520, 22015232, 27519040, 44030464, 55038080, 110076160, 220152320]

約数ペア:

[(1, 220152320), (2, 110076160), (4, 55038080), (5, 44030464), (8, 27519040), (10, 22015232), (16, 13759520), (20, 11007616), (23, 9571840), (32, 6879760), (40, 5503808), (46, 4785920), (64, 3439880), (80, 2751904), (92, 2392960), (115, 1914368), (128, 1719940), (160, 1375952), (184, 1196480), (230, 957184), (256, 859970), (320, 687976), (368, 598240), (460, 478592), (512, 429985), (640, 343988), (736, 299120), (920, 239296), (1280, 171994), (1472, 149560), (1840, 119648), (2560, 85997), (2944, 74780), (3680, 59824), (3739, 58880), (5888, 37390), (7360, 29912), (7478, 29440), (11776, 18695), (14720, 14956)]