331581540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{290861}}^1$

素因数の和:290892

約数の個数: 48

約数和(自身を含む): 977296320

約数和(自身を除く): 645714780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 290861, 581722, 872583, 1163444, 1454305, 1745166, 2908610, 3490332, 4362915, 5526359, 5817220, 8725830, 11052718, 16579077, 17451660, 22105436, 27631795, 33158154, 55263590, 66316308, 82895385, 110527180, 165790770, 331581540]

約数ペア:

[(1, 331581540), (2, 165790770), (3, 110527180), (4, 82895385), (5, 66316308), (6, 55263590), (10, 33158154), (12, 27631795), (15, 22105436), (19, 17451660), (20, 16579077), (30, 11052718), (38, 8725830), (57, 5817220), (60, 5526359), (76, 4362915), (95, 3490332), (114, 2908610), (190, 1745166), (228, 1454305), (285, 1163444), (380, 872583), (570, 581722), (1140, 290861)]