12123450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:976

約数の個数: 72

約数和(自身を含む): 33731100

約数和(自身を除く): 21607650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 929, 1305, 1450, 1858, 2175, 2610, 2787, 4350, 4645, 5574, 6525, 8361, 9290, 13050, 13935, 16722, 23225, 26941, 27870, 41805, 46450, 53882, 69675, 80823, 83610, 134705, 139350, 161646, 209025, 242469, 269410, 404115, 418050, 484938, 673525, 808230, 1212345, 1347050, 2020575, 2424690, 4041150, 6061725, 12123450]

約数ペア:

[(1, 12123450), (2, 6061725), (3, 4041150), (5, 2424690), (6, 2020575), (9, 1347050), (10, 1212345), (15, 808230), (18, 673525), (25, 484938), (29, 418050), (30, 404115), (45, 269410), (50, 242469), (58, 209025), (75, 161646), (87, 139350), (90, 134705), (145, 83610), (150, 80823), (174, 69675), (225, 53882), (261, 46450), (290, 41805), (435, 27870), (450, 26941), (522, 23225), (725, 16722), (870, 13935), (929, 13050), (1305, 9290), (1450, 8361), (1858, 6525), (2175, 5574), (2610, 4645), (2787, 4350)]