64713840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269641}}^1$

素因数の和:269657

約数の個数: 40

約数和(自身を含む): 200613648

約数和(自身を除く): 135899808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269641, 539282, 808923, 1078564, 1348205, 1617846, 2157128, 2696410, 3235692, 4044615, 4314256, 5392820, 6471384, 8089230, 10785640, 12942768, 16178460, 21571280, 32356920, 64713840]

約数ペア:

[(1, 64713840), (2, 32356920), (3, 21571280), (4, 16178460), (5, 12942768), (6, 10785640), (8, 8089230), (10, 6471384), (12, 5392820), (15, 4314256), (16, 4044615), (20, 3235692), (24, 2696410), (30, 2157128), (40, 1617846), (48, 1348205), (60, 1078564), (80, 808923), (120, 539282), (240, 269641)]