123428190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{6359}}^1$

素因数の和:7016

約数の個数: 32

約数和(自身を含む): 296732160

約数和(自身を除く): 173303970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 647, 1294, 1941, 3235, 3882, 6359, 6470, 9705, 12718, 19077, 19410, 31795, 38154, 63590, 95385, 190770, 4114273, 8228546, 12342819, 20571365, 24685638, 41142730, 61714095, 123428190]

約数ペア:

[(1, 123428190), (2, 61714095), (3, 41142730), (5, 24685638), (6, 20571365), (10, 12342819), (15, 8228546), (30, 4114273), (647, 190770), (1294, 95385), (1941, 63590), (3235, 38154), (3882, 31795), (6359, 19410), (6470, 19077), (9705, 12718)]