31315140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{57991}}^1$

素因数の和:58009

約数の個数: 48

約数和(自身を含む): 97426560

約数和(自身を除く): 66111420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 57991, 115982, 173973, 231964, 289955, 347946, 521919, 579910, 695892, 869865, 1043838, 1159820, 1565757, 1739730, 2087676, 2609595, 3131514, 3479460, 5219190, 6263028, 7828785, 10438380, 15657570, 31315140]

約数ペア:

[(1, 31315140), (2, 15657570), (3, 10438380), (4, 7828785), (5, 6263028), (6, 5219190), (9, 3479460), (10, 3131514), (12, 2609595), (15, 2087676), (18, 1739730), (20, 1565757), (27, 1159820), (30, 1043838), (36, 869865), (45, 695892), (54, 579910), (60, 521919), (90, 347946), (108, 289955), (135, 231964), (180, 173973), (270, 115982), (540, 57991)]