1949968260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{69001}}^1$

素因数の和:69173

約数の個数: 72

約数和(自身を含む): 5952664536

約数和(自身を除く): 4002696276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 7065, 9420, 14130, 28260, 69001, 138002, 207003, 276004, 345005, 414006, 621009, 690010, 828012, 1035015, 1242018, 1380020, 2070030, 2484036, 3105045, 4140060, 6210090, 10833157, 12420180, 21666314, 32499471, 43332628, 54165785, 64998942, 97498413, 108331570, 129997884, 162497355, 194996826, 216663140, 324994710, 389993652, 487492065, 649989420, 974984130, 1949968260]

約数ペア:

[(1, 1949968260), (2, 974984130), (3, 649989420), (4, 487492065), (5, 389993652), (6, 324994710), (9, 216663140), (10, 194996826), (12, 162497355), (15, 129997884), (18, 108331570), (20, 97498413), (30, 64998942), (36, 54165785), (45, 43332628), (60, 32499471), (90, 21666314), (157, 12420180), (180, 10833157), (314, 6210090), (471, 4140060), (628, 3105045), (785, 2484036), (942, 2070030), (1413, 1380020), (1570, 1242018), (1884, 1035015), (2355, 828012), (2826, 690010), (3140, 621009), (4710, 414006), (5652, 345005), (7065, 276004), (9420, 207003), (14130, 138002), (28260, 69001)]