18052740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 56891520

約数和(自身を除く): 38838780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 101, 108, 135, 180, 202, 270, 303, 331, 404, 505, 540, 606, 662, 909, 993, 1010, 1212, 1324, 1515, 1655, 1818, 1986, 2020, 2727, 2979, 3030, 3310, 3636, 3972, 4545, 4965, 5454, 5958, 6060, 6620, 8937, 9090, 9930, 10908, 11916, 13635, 14895, 17874, 18180, 19860, 27270, 29790, 33431, 35748, 44685, 54540, 59580, 66862, 89370, 100293, 133724, 167155, 178740, 200586, 300879, 334310, 401172, 501465, 601758, 668620, 902637, 1002930, 1203516, 1504395, 1805274, 2005860, 3008790, 3610548, 4513185, 6017580, 9026370, 18052740]

約数ペア:

[(1, 18052740), (2, 9026370), (3, 6017580), (4, 4513185), (5, 3610548), (6, 3008790), (9, 2005860), (10, 1805274), (12, 1504395), (15, 1203516), (18, 1002930), (20, 902637), (27, 668620), (30, 601758), (36, 501465), (45, 401172), (54, 334310), (60, 300879), (90, 200586), (101, 178740), (108, 167155), (135, 133724), (180, 100293), (202, 89370), (270, 66862), (303, 59580), (331, 54540), (404, 44685), (505, 35748), (540, 33431), (606, 29790), (662, 27270), (909, 19860), (993, 18180), (1010, 17874), (1212, 14895), (1324, 13635), (1515, 11916), (1655, 10908), (1818, 9930), (1986, 9090), (2020, 8937), (2727, 6620), (2979, 6060), (3030, 5958), (3310, 5454), (3636, 4965), (3972, 4545)]