448570720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{215659}}^1$

素因数の和:215687

約数の個数: 48

約数和(自身を含む): 1141272720

約数和(自身を除く): 692702000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 215659, 431318, 862636, 1078295, 1725272, 2156590, 2803567, 3450544, 4313180, 5607134, 6901088, 8626360, 11214268, 14017835, 17252720, 22428536, 28035670, 34505440, 44857072, 56071340, 89714144, 112142680, 224285360, 448570720]

約数ペア:

[(1, 448570720), (2, 224285360), (4, 112142680), (5, 89714144), (8, 56071340), (10, 44857072), (13, 34505440), (16, 28035670), (20, 22428536), (26, 17252720), (32, 14017835), (40, 11214268), (52, 8626360), (65, 6901088), (80, 5607134), (104, 4313180), (130, 3450544), (160, 2803567), (208, 2156590), (260, 1725272), (416, 1078295), (520, 862636), (1040, 431318), (2080, 215659)]