31024840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1439}}^1$

素因数の和:1475

約数の個数: 96

約数和(自身を含む): 88646400

約数和(自身を除く): 57621560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1439, 1540, 1960, 2156, 2695, 2878, 3080, 4312, 5390, 5756, 7195, 10073, 10780, 11512, 14390, 15829, 20146, 21560, 28780, 31658, 40292, 50365, 57560, 63316, 70511, 79145, 80584, 100730, 110803, 126632, 141022, 158290, 201460, 221606, 282044, 316580, 352555, 402920, 443212, 554015, 564088, 633160, 705110, 775621, 886424, 1108030, 1410220, 1551242, 2216060, 2820440, 3102484, 3878105, 4432120, 6204968, 7756210, 15512420, 31024840]

約数ペア:

[(1, 31024840), (2, 15512420), (4, 7756210), (5, 6204968), (7, 4432120), (8, 3878105), (10, 3102484), (11, 2820440), (14, 2216060), (20, 1551242), (22, 1410220), (28, 1108030), (35, 886424), (40, 775621), (44, 705110), (49, 633160), (55, 564088), (56, 554015), (70, 443212), (77, 402920), (88, 352555), (98, 316580), (110, 282044), (140, 221606), (154, 201460), (196, 158290), (220, 141022), (245, 126632), (280, 110803), (308, 100730), (385, 80584), (392, 79145), (440, 70511), (490, 63316), (539, 57560), (616, 50365), (770, 40292), (980, 31658), (1078, 28780), (1439, 21560), (1540, 20146), (1960, 15829), (2156, 14390), (2695, 11512), (2878, 10780), (3080, 10073), (4312, 7195), (5390, 5756)]