12420270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 33445440

約数和(自身を除く): 21025170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 157, 270, 293, 314, 471, 586, 785, 879, 942, 1413, 1465, 1570, 1758, 2355, 2637, 2826, 2930, 4239, 4395, 4710, 5274, 7065, 7911, 8478, 8790, 13185, 14130, 15822, 21195, 26370, 39555, 42390, 46001, 79110, 92002, 138003, 230005, 276006, 414009, 460010, 690015, 828018, 1242027, 1380030, 2070045, 2484054, 4140090, 6210135, 12420270]

約数ペア:

[(1, 12420270), (2, 6210135), (3, 4140090), (5, 2484054), (6, 2070045), (9, 1380030), (10, 1242027), (15, 828018), (18, 690015), (27, 460010), (30, 414009), (45, 276006), (54, 230005), (90, 138003), (135, 92002), (157, 79110), (270, 46001), (293, 42390), (314, 39555), (471, 26370), (586, 21195), (785, 15822), (879, 14130), (942, 13185), (1413, 8790), (1465, 8478), (1570, 7911), (1758, 7065), (2355, 5274), (2637, 4710), (2826, 4395), (2930, 4239)]