15540660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 49945896

約数和(自身を除く): 34405236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 181, 212, 265, 270, 318, 324, 362, 405, 477, 530, 540, 543, 636, 724, 795, 810, 905, 954, 1060, 1086, 1431, 1590, 1620, 1629, 1810, 1908, 2172, 2385, 2715, 2862, 3180, 3258, 3620, 4293, 4770, 4887, 5430, 5724, 6516, 7155, 8145, 8586, 9540, 9593, 9774, 10860, 14310, 14661, 16290, 17172, 19186, 19548, 21465, 24435, 28620, 28779, 29322, 32580, 38372, 42930, 47965, 48870, 57558, 58644, 73305, 85860, 86337, 95930, 97740, 115116, 143895, 146610, 172674, 191860, 259011, 287790, 293220, 345348, 431685, 518022, 575580, 777033, 863370, 1036044, 1295055, 1554066, 1726740, 2590110, 3108132, 3885165, 5180220, 7770330, 15540660]

約数ペア:

[(1, 15540660), (2, 7770330), (3, 5180220), (4, 3885165), (5, 3108132), (6, 2590110), (9, 1726740), (10, 1554066), (12, 1295055), (15, 1036044), (18, 863370), (20, 777033), (27, 575580), (30, 518022), (36, 431685), (45, 345348), (53, 293220), (54, 287790), (60, 259011), (81, 191860), (90, 172674), (106, 146610), (108, 143895), (135, 115116), (159, 97740), (162, 95930), (180, 86337), (181, 85860), (212, 73305), (265, 58644), (270, 57558), (318, 48870), (324, 47965), (362, 42930), (405, 38372), (477, 32580), (530, 29322), (540, 28779), (543, 28620), (636, 24435), (724, 21465), (795, 19548), (810, 19186), (905, 17172), (954, 16290), (1060, 14661), (1086, 14310), (1431, 10860), (1590, 9774), (1620, 9593), (1629, 9540), (1810, 8586), (1908, 8145), (2172, 7155), (2385, 6516), (2715, 5724), (2862, 5430), (3180, 4887), (3258, 4770), (3620, 4293)]