155080240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{276929}}^1$

素因数の和:276949

約数の個数: 40

約数和(自身を含む): 412071840

約数和(自身を除く): 256991600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 276929, 553858, 1107716, 1384645, 1938503, 2215432, 2769290, 3877006, 4430864, 5538580, 7754012, 9692515, 11077160, 15508024, 19385030, 22154320, 31016048, 38770060, 77540120, 155080240]

約数ペア:

[(1, 155080240), (2, 77540120), (4, 38770060), (5, 31016048), (7, 22154320), (8, 19385030), (10, 15508024), (14, 11077160), (16, 9692515), (20, 7754012), (28, 5538580), (35, 4430864), (40, 3877006), (56, 2769290), (70, 2215432), (80, 1938503), (112, 1384645), (140, 1107716), (280, 553858), (560, 276929)]