202740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 591360

約数和(自身を除く): 388620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 109, 124, 155, 186, 218, 310, 327, 372, 436, 465, 545, 620, 654, 930, 1090, 1308, 1635, 1860, 2180, 3270, 3379, 6540, 6758, 10137, 13516, 16895, 20274, 33790, 40548, 50685, 67580, 101370, 202740]

約数ペア:

[(1, 202740), (2, 101370), (3, 67580), (4, 50685), (5, 40548), (6, 33790), (10, 20274), (12, 16895), (15, 13516), (20, 10137), (30, 6758), (31, 6540), (60, 3379), (62, 3270), (93, 2180), (109, 1860), (124, 1635), (155, 1308), (186, 1090), (218, 930), (310, 654), (327, 620), (372, 545), (436, 465)]