219595440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{914981}}^1$

素因数の和:914997

約数の個数: 40

約数和(自身を含む): 680746608

約数和(自身を除く): 461151168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 914981, 1829962, 2744943, 3659924, 4574905, 5489886, 7319848, 9149810, 10979772, 13724715, 14639696, 18299620, 21959544, 27449430, 36599240, 43919088, 54898860, 73198480, 109797720, 219595440]

約数ペア:

[(1, 219595440), (2, 109797720), (3, 73198480), (4, 54898860), (5, 43919088), (6, 36599240), (8, 27449430), (10, 21959544), (12, 18299620), (15, 14639696), (16, 13724715), (20, 10979772), (24, 9149810), (30, 7319848), (40, 5489886), (48, 4574905), (60, 3659924), (80, 2744943), (120, 1829962), (240, 914981)]