126839960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{691}}^1$

素因数の和:1068

約数の個数: 64

約数和(自身を含む): 308659680

約数和(自身を除く): 181819720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 353, 520, 691, 706, 1382, 1412, 1765, 2764, 2824, 3455, 3530, 4589, 5528, 6910, 7060, 8983, 9178, 13820, 14120, 17966, 18356, 22945, 27640, 35932, 36712, 44915, 45890, 71864, 89830, 91780, 179660, 183560, 243923, 359320, 487846, 975692, 1219615, 1951384, 2439230, 3170999, 4878460, 6341998, 9756920, 12683996, 15854995, 25367992, 31709990, 63419980, 126839960]

約数ペア:

[(1, 126839960), (2, 63419980), (4, 31709990), (5, 25367992), (8, 15854995), (10, 12683996), (13, 9756920), (20, 6341998), (26, 4878460), (40, 3170999), (52, 2439230), (65, 1951384), (104, 1219615), (130, 975692), (260, 487846), (353, 359320), (520, 243923), (691, 183560), (706, 179660), (1382, 91780), (1412, 89830), (1765, 71864), (2764, 45890), (2824, 44915), (3455, 36712), (3530, 35932), (4589, 27640), (5528, 22945), (6910, 18356), (7060, 17966), (8983, 14120), (9178, 13820)]