215560260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 673650432

約数和(自身を除く): 458090172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 101, 142, 167, 180, 202, 213, 284, 303, 334, 355, 404, 426, 501, 505, 606, 639, 668, 710, 835, 852, 909, 1002, 1010, 1065, 1212, 1278, 1420, 1503, 1515, 1670, 1818, 2004, 2020, 2130, 2505, 2556, 3006, 3030, 3195, 3340, 3636, 4260, 4545, 5010, 6012, 6060, 6390, 7171, 7515, 9090, 10020, 11857, 12780, 14342, 15030, 16867, 18180, 21513, 23714, 28684, 30060, 33734, 35571, 35855, 43026, 47428, 50601, 59285, 64539, 67468, 71142, 71710, 84335, 86052, 101202, 106713, 107565, 118570, 129078, 142284, 143420, 151803, 168670, 177855, 202404, 213426, 215130, 237140, 253005, 258156, 303606, 322695, 337340, 355710, 426852, 430260, 506010, 533565, 607212, 645390, 711420, 759015, 1012020, 1067130, 1197557, 1290780, 1518030, 2134260, 2395114, 3036060, 3592671, 4790228, 5987785, 7185342, 10778013, 11975570, 14370684, 17963355, 21556026, 23951140, 35926710, 43112052, 53890065, 71853420, 107780130, 215560260]

約数ペア:

[(1, 215560260), (2, 107780130), (3, 71853420), (4, 53890065), (5, 43112052), (6, 35926710), (9, 23951140), (10, 21556026), (12, 17963355), (15, 14370684), (18, 11975570), (20, 10778013), (30, 7185342), (36, 5987785), (45, 4790228), (60, 3592671), (71, 3036060), (90, 2395114), (101, 2134260), (142, 1518030), (167, 1290780), (180, 1197557), (202, 1067130), (213, 1012020), (284, 759015), (303, 711420), (334, 645390), (355, 607212), (404, 533565), (426, 506010), (501, 430260), (505, 426852), (606, 355710), (639, 337340), (668, 322695), (710, 303606), (835, 258156), (852, 253005), (909, 237140), (1002, 215130), (1010, 213426), (1065, 202404), (1212, 177855), (1278, 168670), (1420, 151803), (1503, 143420), (1515, 142284), (1670, 129078), (1818, 118570), (2004, 107565), (2020, 106713), (2130, 101202), (2505, 86052), (2556, 84335), (3006, 71710), (3030, 71142), (3195, 67468), (3340, 64539), (3636, 59285), (4260, 50601), (4545, 47428), (5010, 43026), (6012, 35855), (6060, 35571), (6390, 33734), (7171, 30060), (7515, 28684), (9090, 23714), (10020, 21513), (11857, 18180), (12780, 16867), (14342, 15030)]