66505860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:755

約数の個数: 120

約数和(自身を含む): 212366616

約数和(自身を除く): 145860756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 673, 732, 810, 915, 1098, 1220, 1346, 1620, 1647, 1830, 2019, 2196, 2692, 2745, 3294, 3365, 3660, 4038, 4941, 5490, 6057, 6588, 6730, 8076, 8235, 9882, 10095, 10980, 12114, 13460, 16470, 18171, 19764, 20190, 24228, 24705, 30285, 32940, 36342, 40380, 41053, 49410, 54513, 60570, 72684, 82106, 90855, 98820, 109026, 121140, 123159, 164212, 181710, 205265, 218052, 246318, 272565, 363420, 369477, 410530, 492636, 545130, 615795, 738954, 821060, 1090260, 1108431, 1231590, 1477908, 1847385, 2216862, 2463180, 3325293, 3694770, 4433724, 5542155, 6650586, 7389540, 11084310, 13301172, 16626465, 22168620, 33252930, 66505860]

約数ペア:

[(1, 66505860), (2, 33252930), (3, 22168620), (4, 16626465), (5, 13301172), (6, 11084310), (9, 7389540), (10, 6650586), (12, 5542155), (15, 4433724), (18, 3694770), (20, 3325293), (27, 2463180), (30, 2216862), (36, 1847385), (45, 1477908), (54, 1231590), (60, 1108431), (61, 1090260), (81, 821060), (90, 738954), (108, 615795), (122, 545130), (135, 492636), (162, 410530), (180, 369477), (183, 363420), (244, 272565), (270, 246318), (305, 218052), (324, 205265), (366, 181710), (405, 164212), (540, 123159), (549, 121140), (610, 109026), (673, 98820), (732, 90855), (810, 82106), (915, 72684), (1098, 60570), (1220, 54513), (1346, 49410), (1620, 41053), (1647, 40380), (1830, 36342), (2019, 32940), (2196, 30285), (2692, 24705), (2745, 24228), (3294, 20190), (3365, 19764), (3660, 18171), (4038, 16470), (4941, 13460), (5490, 12114), (6057, 10980), (6588, 10095), (6730, 9882), (8076, 8235)]