219390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 539136

約数和(自身を除く): 319746

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 103, 142, 206, 213, 309, 355, 426, 515, 618, 710, 1030, 1065, 1545, 2130, 3090, 7313, 14626, 21939, 36565, 43878, 73130, 109695, 219390]

約数ペア:

[(1, 219390), (2, 109695), (3, 73130), (5, 43878), (6, 36565), (10, 21939), (15, 14626), (30, 7313), (71, 3090), (103, 2130), (142, 1545), (206, 1065), (213, 1030), (309, 710), (355, 618), (426, 515)]