61255620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17911}}^1$

素因数の和:17945

約数の個数: 72

約数和(自身を含む): 195599040

約数和(自身を除く): 134343420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 17911, 35822, 53733, 71644, 89555, 107466, 161199, 179110, 214932, 268665, 322398, 340309, 358220, 537330, 644796, 680618, 805995, 1020927, 1074660, 1361236, 1611990, 1701545, 2041854, 3062781, 3223980, 3403090, 4083708, 5104635, 6125562, 6806180, 10209270, 12251124, 15313905, 20418540, 30627810, 61255620]

約数ペア:

[(1, 61255620), (2, 30627810), (3, 20418540), (4, 15313905), (5, 12251124), (6, 10209270), (9, 6806180), (10, 6125562), (12, 5104635), (15, 4083708), (18, 3403090), (19, 3223980), (20, 3062781), (30, 2041854), (36, 1701545), (38, 1611990), (45, 1361236), (57, 1074660), (60, 1020927), (76, 805995), (90, 680618), (95, 644796), (114, 537330), (171, 358220), (180, 340309), (190, 322398), (228, 268665), (285, 214932), (342, 179110), (380, 161199), (570, 107466), (684, 89555), (855, 71644), (1140, 53733), (1710, 35822), (3420, 17911)]