128656410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1723}}^1$

素因数の和:1883

約数の個数: 64

約数和(自身を含む): 327697920

約数和(自身を除く): 199041510

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 131, 190, 262, 285, 393, 570, 655, 786, 1310, 1723, 1965, 2489, 3446, 3930, 4978, 5169, 7467, 8615, 10338, 12445, 14934, 17230, 24890, 25845, 32737, 37335, 51690, 65474, 74670, 98211, 163685, 196422, 225713, 327370, 451426, 491055, 677139, 982110, 1128565, 1354278, 2257130, 3385695, 4288547, 6771390, 8577094, 12865641, 21442735, 25731282, 42885470, 64328205, 128656410]

約数ペア:

[(1, 128656410), (2, 64328205), (3, 42885470), (5, 25731282), (6, 21442735), (10, 12865641), (15, 8577094), (19, 6771390), (30, 4288547), (38, 3385695), (57, 2257130), (95, 1354278), (114, 1128565), (131, 982110), (190, 677139), (262, 491055), (285, 451426), (393, 327370), (570, 225713), (655, 196422), (786, 163685), (1310, 98211), (1723, 74670), (1965, 65474), (2489, 51690), (3446, 37335), (3930, 32737), (4978, 25845), (5169, 24890), (7467, 17230), (8615, 14934), (10338, 12445)]