12684780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3709}}^1$

素因数の和:3743

約数の個数: 72

約数和(自身を含む): 40513200

約数和(自身を除く): 27828420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 3709, 7418, 11127, 14836, 18545, 22254, 33381, 37090, 44508, 55635, 66762, 70471, 74180, 111270, 133524, 140942, 166905, 211413, 222540, 281884, 333810, 352355, 422826, 634239, 667620, 704710, 845652, 1057065, 1268478, 1409420, 2114130, 2536956, 3171195, 4228260, 6342390, 12684780]

約数ペア:

[(1, 12684780), (2, 6342390), (3, 4228260), (4, 3171195), (5, 2536956), (6, 2114130), (9, 1409420), (10, 1268478), (12, 1057065), (15, 845652), (18, 704710), (19, 667620), (20, 634239), (30, 422826), (36, 352355), (38, 333810), (45, 281884), (57, 222540), (60, 211413), (76, 166905), (90, 140942), (95, 133524), (114, 111270), (171, 74180), (180, 70471), (190, 66762), (228, 55635), (285, 44508), (342, 37090), (380, 33381), (570, 22254), (684, 18545), (855, 14836), (1140, 11127), (1710, 7418), (3420, 3709)]