154307280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{642947}}^1$

素因数の和:642963

約数の個数: 40

約数和(自身を含む): 478353312

約数和(自身を除く): 324046032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 642947, 1285894, 1928841, 2571788, 3214735, 3857682, 5143576, 6429470, 7715364, 9644205, 10287152, 12858940, 15430728, 19288410, 25717880, 30861456, 38576820, 51435760, 77153640, 154307280]

約数ペア:

[(1, 154307280), (2, 77153640), (3, 51435760), (4, 38576820), (5, 30861456), (6, 25717880), (8, 19288410), (10, 15430728), (12, 12858940), (15, 10287152), (16, 9644205), (20, 7715364), (24, 6429470), (30, 5143576), (40, 3857682), (48, 3214735), (60, 2571788), (80, 1928841), (120, 1285894), (240, 642947)]