31126410

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 97320960

約数和(自身を除く): 66194550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 43, 45, 54, 63, 70, 86, 90, 105, 126, 129, 135, 189, 210, 215, 258, 270, 301, 315, 378, 383, 387, 430, 602, 630, 645, 766, 774, 903, 945, 1149, 1161, 1290, 1505, 1806, 1890, 1915, 1935, 2298, 2322, 2681, 2709, 3010, 3447, 3830, 3870, 4515, 5362, 5418, 5745, 5805, 6894, 8043, 8127, 9030, 10341, 11490, 11610, 13405, 13545, 16086, 16254, 16469, 17235, 20682, 24129, 26810, 27090, 32938, 34470, 40215, 40635, 48258, 49407, 51705, 72387, 80430, 81270, 82345, 98814, 103410, 115283, 120645, 144774, 148221, 164690, 230566, 241290, 247035, 296442, 345849, 361935, 444663, 494070, 576415, 691698, 723870, 741105, 889326, 1037547, 1152830, 1482210, 1729245, 2075094, 2223315, 3112641, 3458490, 4446630, 5187735, 6225282, 10375470, 15563205, 31126410]

約数ペア:

[(1, 31126410), (2, 15563205), (3, 10375470), (5, 6225282), (6, 5187735), (7, 4446630), (9, 3458490), (10, 3112641), (14, 2223315), (15, 2075094), (18, 1729245), (21, 1482210), (27, 1152830), (30, 1037547), (35, 889326), (42, 741105), (43, 723870), (45, 691698), (54, 576415), (63, 494070), (70, 444663), (86, 361935), (90, 345849), (105, 296442), (126, 247035), (129, 241290), (135, 230566), (189, 164690), (210, 148221), (215, 144774), (258, 120645), (270, 115283), (301, 103410), (315, 98814), (378, 82345), (383, 81270), (387, 80430), (430, 72387), (602, 51705), (630, 49407), (645, 48258), (766, 40635), (774, 40215), (903, 34470), (945, 32938), (1149, 27090), (1161, 26810), (1290, 24129), (1505, 20682), (1806, 17235), (1890, 16469), (1915, 16254), (1935, 16086), (2298, 13545), (2322, 13405), (2681, 11610), (2709, 11490), (3010, 10341), (3447, 9030), (3830, 8127), (3870, 8043), (4515, 6894), (5362, 5805), (5418, 5745)]