129857940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24877}}^1$

素因数の和:24921

約数の個数: 72

約数和(自身を含む): 407501640

約数和(自身を除く): 277643700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 24877, 49754, 74631, 99508, 124385, 149262, 223893, 248770, 298524, 373155, 447786, 497540, 721433, 746310, 895572, 1119465, 1442866, 1492620, 2164299, 2238930, 2885732, 3607165, 4328598, 4477860, 6492897, 7214330, 8657196, 10821495, 12985794, 14428660, 21642990, 25971588, 32464485, 43285980, 64928970, 129857940]

約数ペア:

[(1, 129857940), (2, 64928970), (3, 43285980), (4, 32464485), (5, 25971588), (6, 21642990), (9, 14428660), (10, 12985794), (12, 10821495), (15, 8657196), (18, 7214330), (20, 6492897), (29, 4477860), (30, 4328598), (36, 3607165), (45, 2885732), (58, 2238930), (60, 2164299), (87, 1492620), (90, 1442866), (116, 1119465), (145, 895572), (174, 746310), (180, 721433), (261, 497540), (290, 447786), (348, 373155), (435, 298524), (522, 248770), (580, 223893), (870, 149262), (1044, 124385), (1305, 99508), (1740, 74631), (2610, 49754), (5220, 24877)]