66911940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123911}}^1$

素因数の和:123929

約数の個数: 48

約数和(自身を含む): 208172160

約数和(自身を除く): 141260220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 123911, 247822, 371733, 495644, 619555, 743466, 1115199, 1239110, 1486932, 1858665, 2230398, 2478220, 3345597, 3717330, 4460796, 5575995, 6691194, 7434660, 11151990, 13382388, 16727985, 22303980, 33455970, 66911940]

約数ペア:

[(1, 66911940), (2, 33455970), (3, 22303980), (4, 16727985), (5, 13382388), (6, 11151990), (9, 7434660), (10, 6691194), (12, 5575995), (15, 4460796), (18, 3717330), (20, 3345597), (27, 2478220), (30, 2230398), (36, 1858665), (45, 1486932), (54, 1239110), (60, 1115199), (90, 743466), (108, 619555), (135, 495644), (180, 371733), (270, 247822), (540, 123911)]