258698640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1077911}}^1$

素因数の和:1077927

約数の個数: 40

約数和(自身を含む): 801966528

約数和(自身を除く): 543267888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1077911, 2155822, 3233733, 4311644, 5389555, 6467466, 8623288, 10779110, 12934932, 16168665, 17246576, 21558220, 25869864, 32337330, 43116440, 51739728, 64674660, 86232880, 129349320, 258698640]

約数ペア:

[(1, 258698640), (2, 129349320), (3, 86232880), (4, 64674660), (5, 51739728), (6, 43116440), (8, 32337330), (10, 25869864), (12, 21558220), (15, 17246576), (16, 16168665), (20, 12934932), (24, 10779110), (30, 8623288), (40, 6467466), (48, 5389555), (60, 4311644), (80, 3233733), (120, 2155822), (240, 1077911)]