90312390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{20479}}^1$

素因数の和:20506

約数の個数: 72

約数和(自身を含む): 273162240

約数和(自身を除く): 182849850

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 20479, 40958, 61437, 102395, 122874, 143353, 184311, 204790, 286706, 307185, 368622, 430059, 614370, 716765, 860118, 921555, 1003471, 1290177, 1433530, 1843110, 2006942, 2150295, 2580354, 3010413, 4300590, 5017355, 6020826, 6450885, 9031239, 10034710, 12901770, 15052065, 18062478, 30104130, 45156195, 90312390]

約数ペア:

[(1, 90312390), (2, 45156195), (3, 30104130), (5, 18062478), (6, 15052065), (7, 12901770), (9, 10034710), (10, 9031239), (14, 6450885), (15, 6020826), (18, 5017355), (21, 4300590), (30, 3010413), (35, 2580354), (42, 2150295), (45, 2006942), (49, 1843110), (63, 1433530), (70, 1290177), (90, 1003471), (98, 921555), (105, 860118), (126, 716765), (147, 614370), (210, 430059), (245, 368622), (294, 307185), (315, 286706), (441, 204790), (490, 184311), (630, 143353), (735, 122874), (882, 102395), (1470, 61437), (2205, 40958), (4410, 20479)]