861115020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139339}}^1$

素因数の和:139454

約数の個数: 48

約数和(自身を含む): 2434548480

約数和(自身を除く): 1573433460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 139339, 278678, 418017, 557356, 696695, 836034, 1393390, 1672068, 2090085, 2786780, 4180170, 8360340, 14351917, 28703834, 43055751, 57407668, 71759585, 86111502, 143519170, 172223004, 215278755, 287038340, 430557510, 861115020]

約数ペア:

[(1, 861115020), (2, 430557510), (3, 287038340), (4, 215278755), (5, 172223004), (6, 143519170), (10, 86111502), (12, 71759585), (15, 57407668), (20, 43055751), (30, 28703834), (60, 14351917), (103, 8360340), (206, 4180170), (309, 2786780), (412, 2090085), (515, 1672068), (618, 1393390), (1030, 836034), (1236, 696695), (1545, 557356), (2060, 418017), (3090, 278678), (6180, 139339)]