221744910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 541929024

約数和(自身を除く): 320184114

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 181, 194, 291, 362, 421, 485, 543, 582, 842, 905, 970, 1086, 1263, 1455, 1810, 2105, 2526, 2715, 2910, 4210, 5430, 6315, 12630, 17557, 35114, 40837, 52671, 76201, 81674, 87785, 105342, 122511, 152402, 175570, 204185, 228603, 245022, 263355, 381005, 408370, 457206, 526710, 612555, 762010, 1143015, 1225110, 2286030, 7391497, 14782994, 22174491, 36957485, 44348982, 73914970, 110872455, 221744910]

約数ペア:

[(1, 221744910), (2, 110872455), (3, 73914970), (5, 44348982), (6, 36957485), (10, 22174491), (15, 14782994), (30, 7391497), (97, 2286030), (181, 1225110), (194, 1143015), (291, 762010), (362, 612555), (421, 526710), (485, 457206), (543, 408370), (582, 381005), (842, 263355), (905, 245022), (970, 228603), (1086, 204185), (1263, 175570), (1455, 152402), (1810, 122511), (2105, 105342), (2526, 87785), (2715, 81674), (2910, 76201), (4210, 52671), (5430, 40837), (6315, 35114), (12630, 17557)]