238378160

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{15439}}^1$

素因数の和:15645

約数の個数: 40

約数和(自身を含む): 557136960

約数和(自身を除く): 318758800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 7720, 15439, 15440, 30878, 61756, 77195, 123512, 154390, 247024, 308780, 617560, 1235120, 2979727, 5959454, 11918908, 14898635, 23837816, 29797270, 47675632, 59594540, 119189080, 238378160]

約数ペア:

[(1, 238378160), (2, 119189080), (4, 59594540), (5, 47675632), (8, 29797270), (10, 23837816), (16, 14898635), (20, 11918908), (40, 5959454), (80, 2979727), (193, 1235120), (386, 617560), (772, 308780), (965, 247024), (1544, 154390), (1930, 123512), (3088, 77195), (3860, 61756), (7720, 30878), (15439, 15440)]