213429280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70207}}^1$

素因数の和:70241

約数の個数: 48

約数和(自身を含む): 530772480

約数和(自身を除く): 317343200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 70207, 140414, 280828, 351035, 561656, 702070, 1123312, 1333933, 1404140, 2246624, 2667866, 2808280, 5335732, 5616560, 6669665, 10671464, 11233120, 13339330, 21342928, 26678660, 42685856, 53357320, 106714640, 213429280]

約数ペア:

[(1, 213429280), (2, 106714640), (4, 53357320), (5, 42685856), (8, 26678660), (10, 21342928), (16, 13339330), (19, 11233120), (20, 10671464), (32, 6669665), (38, 5616560), (40, 5335732), (76, 2808280), (80, 2667866), (95, 2246624), (152, 1404140), (160, 1333933), (190, 1123312), (304, 702070), (380, 561656), (608, 351035), (760, 280828), (1520, 140414), (3040, 70207)]