144958840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{278767}}^1$

素因数の和:278791

約数の個数: 32

約数和(自身を含む): 351247680

約数和(自身を除く): 206288840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 278767, 557534, 1115068, 1393835, 2230136, 2787670, 3623971, 5575340, 7247942, 11150680, 14495884, 18119855, 28991768, 36239710, 72479420, 144958840]

約数ペア:

[(1, 144958840), (2, 72479420), (4, 36239710), (5, 28991768), (8, 18119855), (10, 14495884), (13, 11150680), (20, 7247942), (26, 5575340), (40, 3623971), (52, 2787670), (65, 2230136), (104, 1393835), (130, 1115068), (260, 557534), (520, 278767)]