15631140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37217}}^1$

素因数の和:37236

約数の個数: 48

約数和(自身を含む): 50020992

約数和(自身を除く): 34389852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 37217, 74434, 111651, 148868, 186085, 223302, 260519, 372170, 446604, 521038, 558255, 744340, 781557, 1042076, 1116510, 1302595, 1563114, 2233020, 2605190, 3126228, 3907785, 5210380, 7815570, 15631140]

約数ペア:

[(1, 15631140), (2, 7815570), (3, 5210380), (4, 3907785), (5, 3126228), (6, 2605190), (7, 2233020), (10, 1563114), (12, 1302595), (14, 1116510), (15, 1042076), (20, 781557), (21, 744340), (28, 558255), (30, 521038), (35, 446604), (42, 372170), (60, 260519), (70, 223302), (84, 186085), (105, 148868), (140, 111651), (210, 74434), (420, 37217)]