338570810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:839

約数の個数: 64

約数和(自身を含む): 679497984

約数和(自身を除く): 340927174

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 131, 170, 230, 262, 391, 655, 661, 782, 1310, 1322, 1955, 2227, 3013, 3305, 3910, 4454, 6026, 6610, 11135, 11237, 15065, 15203, 22270, 22474, 30130, 30406, 51221, 56185, 76015, 86591, 102442, 112370, 152030, 173182, 256105, 258451, 432955, 512210, 516902, 865910, 1292255, 1472047, 1991593, 2584510, 2944094, 3983186, 7360235, 9957965, 14720470, 19915930, 33857081, 67714162, 169285405, 338570810]

約数ペア:

[(1, 338570810), (2, 169285405), (5, 67714162), (10, 33857081), (17, 19915930), (23, 14720470), (34, 9957965), (46, 7360235), (85, 3983186), (115, 2944094), (131, 2584510), (170, 1991593), (230, 1472047), (262, 1292255), (391, 865910), (655, 516902), (661, 512210), (782, 432955), (1310, 258451), (1322, 256105), (1955, 173182), (2227, 152030), (3013, 112370), (3305, 102442), (3910, 86591), (4454, 76015), (6026, 56185), (6610, 51221), (11135, 30406), (11237, 30130), (15065, 22474), (15203, 22270)]