216440840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{10039}}^1$

素因数の和:10075

約数の個数: 96

約数和(自身を含む): 618062400

約数和(自身を除く): 401621560

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, 1540, 1960, 2156, 2695, 3080, 4312, 5390, 10039, 10780, 20078, 21560, 40156, 50195, 70273, 80312, 100390, 110429, 140546, 200780, 220858, 281092, 351365, 401560, 441716, 491911, 552145, 562184, 702730, 773003, 883432, 983822, 1104290, 1405460, 1546006, 1967644, 2208580, 2459555, 2810920, 3092012, 3865015, 3935288, 4417160, 4919110, 5411021, 6184024, 7730030, 9838220, 10822042, 15460060, 19676440, 21644084, 27055105, 30920120, 43288168, 54110210, 108220420, 216440840]

約数ペア:

[(1, 216440840), (2, 108220420), (4, 54110210), (5, 43288168), (7, 30920120), (8, 27055105), (10, 21644084), (11, 19676440), (14, 15460060), (20, 10822042), (22, 9838220), (28, 7730030), (35, 6184024), (40, 5411021), (44, 4919110), (49, 4417160), (55, 3935288), (56, 3865015), (70, 3092012), (77, 2810920), (88, 2459555), (98, 2208580), (110, 1967644), (140, 1546006), (154, 1405460), (196, 1104290), (220, 983822), (245, 883432), (280, 773003), (308, 702730), (385, 562184), (392, 552145), (440, 491911), (490, 441716), (539, 401560), (616, 351365), (770, 281092), (980, 220858), (1078, 200780), (1540, 140546), (1960, 110429), (2156, 100390), (2695, 80312), (3080, 70273), (4312, 50195), (5390, 40156), (10039, 21560), (10780, 20078)]