78615660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1310261}}^1$

素因数の和:1310273

約数の個数: 24

約数和(自身を含む): 220124016

約数和(自身を除く): 141508356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1310261, 2620522, 3930783, 5241044, 6551305, 7861566, 13102610, 15723132, 19653915, 26205220, 39307830, 78615660]

約数ペア:

[(1, 78615660), (2, 39307830), (3, 26205220), (4, 19653915), (5, 15723132), (6, 13102610), (10, 7861566), (12, 6551305), (15, 5241044), (20, 3930783), (30, 2620522), (60, 1310261)]