51952740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 173746944

約数和(自身を除く): 121794204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 70, 82, 84, 98, 105, 123, 140, 147, 164, 196, 205, 210, 245, 246, 287, 294, 410, 420, 431, 490, 492, 574, 588, 615, 735, 820, 861, 862, 980, 1148, 1230, 1293, 1435, 1470, 1722, 1724, 2009, 2155, 2460, 2586, 2870, 2940, 3017, 3444, 4018, 4305, 4310, 5172, 5740, 6027, 6034, 6465, 8036, 8610, 8620, 9051, 10045, 12054, 12068, 12930, 15085, 17220, 17671, 18102, 20090, 21119, 24108, 25860, 30135, 30170, 35342, 36204, 40180, 42238, 45255, 53013, 60270, 60340, 63357, 70684, 84476, 88355, 90510, 105595, 106026, 120540, 123697, 126714, 176710, 181020, 211190, 212052, 247394, 253428, 265065, 316785, 353420, 371091, 422380, 494788, 530130, 618485, 633570, 742182, 865879, 1060260, 1236970, 1267140, 1484364, 1731758, 1855455, 2473940, 2597637, 3463516, 3710910, 4329395, 5195274, 7421820, 8658790, 10390548, 12988185, 17317580, 25976370, 51952740]

約数ペア:

[(1, 51952740), (2, 25976370), (3, 17317580), (4, 12988185), (5, 10390548), (6, 8658790), (7, 7421820), (10, 5195274), (12, 4329395), (14, 3710910), (15, 3463516), (20, 2597637), (21, 2473940), (28, 1855455), (30, 1731758), (35, 1484364), (41, 1267140), (42, 1236970), (49, 1060260), (60, 865879), (70, 742182), (82, 633570), (84, 618485), (98, 530130), (105, 494788), (123, 422380), (140, 371091), (147, 353420), (164, 316785), (196, 265065), (205, 253428), (210, 247394), (245, 212052), (246, 211190), (287, 181020), (294, 176710), (410, 126714), (420, 123697), (431, 120540), (490, 106026), (492, 105595), (574, 90510), (588, 88355), (615, 84476), (735, 70684), (820, 63357), (861, 60340), (862, 60270), (980, 53013), (1148, 45255), (1230, 42238), (1293, 40180), (1435, 36204), (1470, 35342), (1722, 30170), (1724, 30135), (2009, 25860), (2155, 24108), (2460, 21119), (2586, 20090), (2870, 18102), (2940, 17671), (3017, 17220), (3444, 15085), (4018, 12930), (4305, 12068), (4310, 12054), (5172, 10045), (5740, 9051), (6027, 8620), (6034, 8610), (6465, 8036)]