128860980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{7643}}^1$

素因数の和:7936

約数の個数: 48

約数和(自身を含む): 362142144

約数和(自身を除く): 233281164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1405, 1686, 2810, 3372, 4215, 5620, 7643, 8430, 15286, 16860, 22929, 30572, 38215, 45858, 76430, 91716, 114645, 152860, 229290, 458580, 2147683, 4295366, 6443049, 8590732, 10738415, 12886098, 21476830, 25772196, 32215245, 42953660, 64430490, 128860980]

約数ペア:

[(1, 128860980), (2, 64430490), (3, 42953660), (4, 32215245), (5, 25772196), (6, 21476830), (10, 12886098), (12, 10738415), (15, 8590732), (20, 6443049), (30, 4295366), (60, 2147683), (281, 458580), (562, 229290), (843, 152860), (1124, 114645), (1405, 91716), (1686, 76430), (2810, 45858), (3372, 38215), (4215, 30572), (5620, 22929), (7643, 16860), (8430, 15286)]