71764740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398693}}^1$

素因数の和:398708

約数の個数: 36

約数和(自身を含む): 217686924

約数和(自身を除く): 145922184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398693, 797386, 1196079, 1594772, 1993465, 2392158, 3588237, 3986930, 4784316, 5980395, 7176474, 7973860, 11960790, 14352948, 17941185, 23921580, 35882370, 71764740]

約数ペア:

[(1, 71764740), (2, 35882370), (3, 23921580), (4, 17941185), (5, 14352948), (6, 11960790), (9, 7973860), (10, 7176474), (12, 5980395), (15, 4784316), (18, 3986930), (20, 3588237), (30, 2392158), (36, 1993465), (45, 1594772), (60, 1196079), (90, 797386), (180, 398693)]