27406920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{647}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 82581120

約数和(自身を除く): 55174200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 353, 647, 706, 1059, 1294, 1412, 1765, 1941, 2118, 2588, 2824, 3235, 3530, 3882, 4236, 5176, 5295, 6470, 7060, 7764, 8472, 9705, 10590, 12940, 14120, 15528, 19410, 21180, 25880, 38820, 42360, 77640, 228391, 456782, 685173, 913564, 1141955, 1370346, 1827128, 2283910, 2740692, 3425865, 4567820, 5481384, 6851730, 9135640, 13703460, 27406920]

約数ペア:

[(1, 27406920), (2, 13703460), (3, 9135640), (4, 6851730), (5, 5481384), (6, 4567820), (8, 3425865), (10, 2740692), (12, 2283910), (15, 1827128), (20, 1370346), (24, 1141955), (30, 913564), (40, 685173), (60, 456782), (120, 228391), (353, 77640), (647, 42360), (706, 38820), (1059, 25880), (1294, 21180), (1412, 19410), (1765, 15528), (1941, 14120), (2118, 12940), (2588, 10590), (2824, 9705), (3235, 8472), (3530, 7764), (3882, 7060), (4236, 6470), (5176, 5295)]