172519920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239611}}^1$

素因数の和:239630

約数の個数: 60

約数和(自身を含む): 579381816

約数和(自身を除く): 406861896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 239611, 479222, 718833, 958444, 1198055, 1437666, 1916888, 2156499, 2396110, 2875332, 3594165, 3833776, 4312998, 4792220, 5750664, 7188330, 8625996, 9584440, 10782495, 11501328, 14376660, 17251992, 19168880, 21564990, 28753320, 34503984, 43129980, 57506640, 86259960, 172519920]

約数ペア:

[(1, 172519920), (2, 86259960), (3, 57506640), (4, 43129980), (5, 34503984), (6, 28753320), (8, 21564990), (9, 19168880), (10, 17251992), (12, 14376660), (15, 11501328), (16, 10782495), (18, 9584440), (20, 8625996), (24, 7188330), (30, 5750664), (36, 4792220), (40, 4312998), (45, 3833776), (48, 3594165), (60, 2875332), (72, 2396110), (80, 2156499), (90, 1916888), (120, 1437666), (144, 1198055), (180, 958444), (240, 718833), (360, 479222), (720, 239611)]