137940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1$

素因数の和:53

約数の個数: 72

約数和(自身を含む): 446880

約数和(自身を除く): 308940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 220, 228, 242, 285, 330, 363, 380, 418, 484, 570, 605, 627, 660, 726, 836, 1045, 1140, 1210, 1254, 1452, 1815, 2090, 2299, 2420, 2508, 3135, 3630, 4180, 4598, 6270, 6897, 7260, 9196, 11495, 12540, 13794, 22990, 27588, 34485, 45980, 68970, 137940]

約数ペア:

[(1, 137940), (2, 68970), (3, 45980), (4, 34485), (5, 27588), (6, 22990), (10, 13794), (11, 12540), (12, 11495), (15, 9196), (19, 7260), (20, 6897), (22, 6270), (30, 4598), (33, 4180), (38, 3630), (44, 3135), (55, 2508), (57, 2420), (60, 2299), (66, 2090), (76, 1815), (95, 1452), (110, 1254), (114, 1210), (121, 1140), (132, 1045), (165, 836), (190, 726), (209, 660), (220, 627), (228, 605), (242, 570), (285, 484), (330, 418), (363, 380)]