8108820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2405

約数の個数: 72

約数和(自身を含む): 25902240

約数和(自身を除く): 17793420

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, 2371, 3420, 4742, 7113, 9484, 11855, 14226, 21339, 23710, 28452, 35565, 42678, 45049, 47420, 71130, 85356, 90098, 106695, 135147, 142260, 180196, 213390, 225245, 270294, 405441, 426780, 450490, 540588, 675735, 810882, 900980, 1351470, 1621764, 2027205, 2702940, 4054410, 8108820]

約数ペア:

[(1, 8108820), (2, 4054410), (3, 2702940), (4, 2027205), (5, 1621764), (6, 1351470), (9, 900980), (10, 810882), (12, 675735), (15, 540588), (18, 450490), (19, 426780), (20, 405441), (30, 270294), (36, 225245), (38, 213390), (45, 180196), (57, 142260), (60, 135147), (76, 106695), (90, 90098), (95, 85356), (114, 71130), (171, 47420), (180, 45049), (190, 42678), (228, 35565), (285, 28452), (342, 23710), (380, 21339), (570, 14226), (684, 11855), (855, 9484), (1140, 7113), (1710, 4742), (2371, 3420)]