39849660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{823}}^1$

素因数の和:1107

約数の個数: 72

約数和(自身を含む): 121474080

約数和(自身を除く): 81624420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 823, 1076, 1345, 1614, 1646, 2421, 2469, 2690, 3228, 3292, 4035, 4115, 4842, 4938, 5380, 7407, 8070, 8230, 9684, 9876, 12105, 12345, 14814, 16140, 16460, 24210, 24690, 29628, 37035, 48420, 49380, 74070, 148140, 221387, 442774, 664161, 885548, 1106935, 1328322, 1992483, 2213870, 2656644, 3320805, 3984966, 4427740, 6641610, 7969932, 9962415, 13283220, 19924830, 39849660]

約数ペア:

[(1, 39849660), (2, 19924830), (3, 13283220), (4, 9962415), (5, 7969932), (6, 6641610), (9, 4427740), (10, 3984966), (12, 3320805), (15, 2656644), (18, 2213870), (20, 1992483), (30, 1328322), (36, 1106935), (45, 885548), (60, 664161), (90, 442774), (180, 221387), (269, 148140), (538, 74070), (807, 49380), (823, 48420), (1076, 37035), (1345, 29628), (1614, 24690), (1646, 24210), (2421, 16460), (2469, 16140), (2690, 14814), (3228, 12345), (3292, 12105), (4035, 9876), (4115, 9684), (4842, 8230), (4938, 8070), (5380, 7407)]