128321790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{6673}}^1$

素因数の和:7324

約数の個数: 32

約数和(自身を含む): 308498976

約数和(自身を除く): 180177186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 641, 1282, 1923, 3205, 3846, 6410, 6673, 9615, 13346, 19230, 20019, 33365, 40038, 66730, 100095, 200190, 4277393, 8554786, 12832179, 21386965, 25664358, 42773930, 64160895, 128321790]

約数ペア:

[(1, 128321790), (2, 64160895), (3, 42773930), (5, 25664358), (6, 21386965), (10, 12832179), (15, 8554786), (30, 4277393), (641, 200190), (1282, 100095), (1923, 66730), (3205, 40038), (3846, 33365), (6410, 20019), (6673, 19230), (9615, 13346)]