31209870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:985

約数の個数: 64

約数和(自身を含む): 79497216

約数和(自身を除く): 48287346

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 37, 62, 74, 93, 111, 155, 185, 186, 222, 310, 370, 465, 555, 907, 930, 1110, 1147, 1814, 2294, 2721, 3441, 4535, 5442, 5735, 6882, 9070, 11470, 13605, 17205, 27210, 28117, 33559, 34410, 56234, 67118, 84351, 100677, 140585, 167795, 168702, 201354, 281170, 335590, 421755, 503385, 843510, 1006770, 1040329, 2080658, 3120987, 5201645, 6241974, 10403290, 15604935, 31209870]

約数ペア:

[(1, 31209870), (2, 15604935), (3, 10403290), (5, 6241974), (6, 5201645), (10, 3120987), (15, 2080658), (30, 1040329), (31, 1006770), (37, 843510), (62, 503385), (74, 421755), (93, 335590), (111, 281170), (155, 201354), (185, 168702), (186, 167795), (222, 140585), (310, 100677), (370, 84351), (465, 67118), (555, 56234), (907, 34410), (930, 33559), (1110, 28117), (1147, 27210), (1814, 17205), (2294, 13605), (2721, 11470), (3441, 9070), (4535, 6882), (5442, 5735)]