138541980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{37853}}^1$

素因数の和:37926

約数の個数: 48

約数和(自身を含む): 394287264

約数和(自身を除く): 255745284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 37853, 75706, 113559, 151412, 189265, 227118, 378530, 454236, 567795, 757060, 1135590, 2271180, 2309033, 4618066, 6927099, 9236132, 11545165, 13854198, 23090330, 27708396, 34635495, 46180660, 69270990, 138541980]

約数ペア:

[(1, 138541980), (2, 69270990), (3, 46180660), (4, 34635495), (5, 27708396), (6, 23090330), (10, 13854198), (12, 11545165), (15, 9236132), (20, 6927099), (30, 4618066), (60, 2309033), (61, 2271180), (122, 1135590), (183, 757060), (244, 567795), (305, 454236), (366, 378530), (610, 227118), (732, 189265), (915, 151412), (1220, 113559), (1830, 75706), (3660, 37853)]