778360120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{9923}}^1$

素因数の和:10024

約数の個数: 64

約数和(自身を含む): 1832764320

約数和(自身を除く): 1054404200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 530, 740, 1060, 1480, 1961, 2120, 3922, 7844, 9805, 9923, 15688, 19610, 19846, 39220, 39692, 49615, 78440, 79384, 99230, 198460, 367151, 396920, 525919, 734302, 1051838, 1468604, 1835755, 2103676, 2629595, 2937208, 3671510, 4207352, 5259190, 7343020, 10518380, 14686040, 19459003, 21036760, 38918006, 77836012, 97295015, 155672024, 194590030, 389180060, 778360120]

約数ペア:

[(1, 778360120), (2, 389180060), (4, 194590030), (5, 155672024), (8, 97295015), (10, 77836012), (20, 38918006), (37, 21036760), (40, 19459003), (53, 14686040), (74, 10518380), (106, 7343020), (148, 5259190), (185, 4207352), (212, 3671510), (265, 2937208), (296, 2629595), (370, 2103676), (424, 1835755), (530, 1468604), (740, 1051838), (1060, 734302), (1480, 525919), (1961, 396920), (2120, 367151), (3922, 198460), (7844, 99230), (9805, 79384), (9923, 78440), (15688, 49615), (19610, 39692), (19846, 39220)]