72609320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1229}}^1$

素因数の和:1458

約数の個数: 64

約数和(自身を含む): 187747200

約数和(自身を除く): 115137880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1229, 1477, 1688, 2110, 2458, 2954, 4220, 4916, 5908, 6145, 7385, 8440, 8603, 9832, 11816, 12290, 14770, 17206, 24580, 29540, 34412, 43015, 49160, 59080, 68824, 86030, 172060, 259319, 344120, 518638, 1037276, 1296595, 1815233, 2074552, 2593190, 3630466, 5186380, 7260932, 9076165, 10372760, 14521864, 18152330, 36304660, 72609320]

約数ペア:

[(1, 72609320), (2, 36304660), (4, 18152330), (5, 14521864), (7, 10372760), (8, 9076165), (10, 7260932), (14, 5186380), (20, 3630466), (28, 2593190), (35, 2074552), (40, 1815233), (56, 1296595), (70, 1037276), (140, 518638), (211, 344120), (280, 259319), (422, 172060), (844, 86030), (1055, 68824), (1229, 59080), (1477, 49160), (1688, 43015), (2110, 34412), (2458, 29540), (2954, 24580), (4220, 17206), (4916, 14770), (5908, 12290), (6145, 11816), (7385, 9832), (8440, 8603)]