149216860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 342918576

約数和(自身を除く): 193701716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 169, 260, 262, 337, 338, 524, 655, 674, 676, 845, 1310, 1348, 1685, 1690, 1703, 2620, 3370, 3380, 3406, 4381, 6740, 6812, 8515, 8762, 17030, 17524, 21905, 22139, 34060, 43810, 44147, 44278, 56953, 87620, 88294, 88556, 110695, 113906, 176588, 220735, 221390, 227812, 284765, 441470, 442780, 569530, 573911, 882940, 1139060, 1147822, 2295644, 2869555, 5739110, 7460843, 11478220, 14921686, 29843372, 37304215, 74608430, 149216860]

約数ペア:

[(1, 149216860), (2, 74608430), (4, 37304215), (5, 29843372), (10, 14921686), (13, 11478220), (20, 7460843), (26, 5739110), (52, 2869555), (65, 2295644), (130, 1147822), (131, 1139060), (169, 882940), (260, 573911), (262, 569530), (337, 442780), (338, 441470), (524, 284765), (655, 227812), (674, 221390), (676, 220735), (845, 176588), (1310, 113906), (1348, 110695), (1685, 88556), (1690, 88294), (1703, 87620), (2620, 56953), (3370, 44278), (3380, 44147), (3406, 43810), (4381, 34060), (6740, 22139), (6812, 21905), (8515, 17524), (8762, 17030)]