157930880

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10729}}^1$

素因数の和:10771

約数の個数: 64

約数和(自身を含む): 394005600

約数和(自身を除く): 236074720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 10729, 14720, 21458, 42916, 53645, 85832, 107290, 171664, 214580, 246767, 343328, 429160, 493534, 686656, 858320, 987068, 1233835, 1373312, 1716640, 1974136, 2467670, 3433280, 3948272, 4935340, 6866560, 7896544, 9870680, 15793088, 19741360, 31586176, 39482720, 78965440, 157930880]

約数ペア:

[(1, 157930880), (2, 78965440), (4, 39482720), (5, 31586176), (8, 19741360), (10, 15793088), (16, 9870680), (20, 7896544), (23, 6866560), (32, 4935340), (40, 3948272), (46, 3433280), (64, 2467670), (80, 1974136), (92, 1716640), (115, 1373312), (128, 1233835), (160, 987068), (184, 858320), (230, 686656), (320, 493534), (368, 429160), (460, 343328), (640, 246767), (736, 214580), (920, 171664), (1472, 107290), (1840, 85832), (2944, 53645), (3680, 42916), (7360, 21458), (10729, 14720)]