18781340940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34780261}}^1$

素因数の和:34780279

約数の個数: 48

約数和(自身を含む): 58430840160

約数和(自身を除く): 39649499220

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, 34780261, 69560522, 104340783, 139121044, 173901305, 208681566, 313022349, 347802610, 417363132, 521703915, 626044698, 695605220, 939067047, 1043407830, 1252089396, 1565111745, 1878134094, 2086815660, 3130223490, 3756268188, 4695335235, 6260446980, 9390670470, 18781340940]

約数ペア:

[(1, 18781340940), (2, 9390670470), (3, 6260446980), (4, 4695335235), (5, 3756268188), (6, 3130223490), (9, 2086815660), (10, 1878134094), (12, 1565111745), (15, 1252089396), (18, 1043407830), (20, 939067047), (27, 695605220), (30, 626044698), (36, 521703915), (45, 417363132), (54, 347802610), (60, 313022349), (90, 208681566), (108, 173901305), (135, 139121044), (180, 104340783), (270, 69560522), (540, 34780261)]