168480140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{3677}}^1$

素因数の和:3794

約数の個数: 48

約数和(自身を含む): 370742400

約数和(自身を除く): 202262260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 290, 316, 395, 580, 790, 1580, 2291, 3677, 4582, 7354, 9164, 11455, 14708, 18385, 22910, 36770, 45820, 73540, 106633, 213266, 290483, 426532, 533165, 580966, 1066330, 1161932, 1452415, 2132660, 2904830, 5809660, 8424007, 16848014, 33696028, 42120035, 84240070, 168480140]

約数ペア:

[(1, 168480140), (2, 84240070), (4, 42120035), (5, 33696028), (10, 16848014), (20, 8424007), (29, 5809660), (58, 2904830), (79, 2132660), (116, 1452415), (145, 1161932), (158, 1066330), (290, 580966), (316, 533165), (395, 426532), (580, 290483), (790, 213266), (1580, 106633), (2291, 73540), (3677, 45820), (4582, 36770), (7354, 22910), (9164, 18385), (11455, 14708)]