31517220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{75041}}^1$

素因数の和:75060

約数の個数: 48

約数和(自身を含む): 100856448

約数和(自身を除く): 69339228

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, 75041, 150082, 225123, 300164, 375205, 450246, 525287, 750410, 900492, 1050574, 1125615, 1500820, 1575861, 2101148, 2251230, 2626435, 3151722, 4502460, 5252870, 6303444, 7879305, 10505740, 15758610, 31517220]

約数ペア:

[(1, 31517220), (2, 15758610), (3, 10505740), (4, 7879305), (5, 6303444), (6, 5252870), (7, 4502460), (10, 3151722), (12, 2626435), (14, 2251230), (15, 2101148), (20, 1575861), (21, 1500820), (28, 1125615), (30, 1050574), (35, 900492), (42, 750410), (60, 525287), (70, 450246), (84, 375205), (105, 300164), (140, 225123), (210, 150082), (420, 75041)]