217936960

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29611}}^1$

素因数の和:29651

約数の個数: 56

約数和(自身を含む): 541544256

約数和(自身を除く): 323607296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 29611, 59222, 118444, 148055, 236888, 296110, 473776, 592220, 681053, 947552, 1184440, 1362106, 1895104, 2368880, 2724212, 3405265, 4737760, 5448424, 6810530, 9475520, 10896848, 13621060, 21793696, 27242120, 43587392, 54484240, 108968480, 217936960]

約数ペア:

[(1, 217936960), (2, 108968480), (4, 54484240), (5, 43587392), (8, 27242120), (10, 21793696), (16, 13621060), (20, 10896848), (23, 9475520), (32, 6810530), (40, 5448424), (46, 4737760), (64, 3405265), (80, 2724212), (92, 2368880), (115, 1895104), (160, 1362106), (184, 1184440), (230, 947552), (320, 681053), (368, 592220), (460, 473776), (736, 296110), (920, 236888), (1472, 148055), (1840, 118444), (3680, 59222), (7360, 29611)]