78467280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{326947}}^1$

素因数の和:326963

約数の個数: 40

約数和(自身を含む): 243249312

約数和(自身を除く): 164782032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 326947, 653894, 980841, 1307788, 1634735, 1961682, 2615576, 3269470, 3923364, 4904205, 5231152, 6538940, 7846728, 9808410, 13077880, 15693456, 19616820, 26155760, 39233640, 78467280]

約数ペア:

[(1, 78467280), (2, 39233640), (3, 26155760), (4, 19616820), (5, 15693456), (6, 13077880), (8, 9808410), (10, 7846728), (12, 6538940), (15, 5231152), (16, 4904205), (20, 3923364), (24, 3269470), (30, 2615576), (40, 1961682), (48, 1634735), (60, 1307788), (80, 980841), (120, 653894), (240, 326947)]