149570720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71909}}^1$

素因数の和:71937

約数の個数: 48

約数和(自身を含む): 380547720

約数和(自身を除く): 230977000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 71909, 143818, 287636, 359545, 575272, 719090, 934817, 1150544, 1438180, 1869634, 2301088, 2876360, 3739268, 4674085, 5752720, 7478536, 9348170, 11505440, 14957072, 18696340, 29914144, 37392680, 74785360, 149570720]

約数ペア:

[(1, 149570720), (2, 74785360), (4, 37392680), (5, 29914144), (8, 18696340), (10, 14957072), (13, 11505440), (16, 9348170), (20, 7478536), (26, 5752720), (32, 4674085), (40, 3739268), (52, 2876360), (65, 2301088), (80, 1869634), (104, 1438180), (130, 1150544), (160, 934817), (208, 719090), (260, 575272), (416, 359545), (520, 287636), (1040, 143818), (2080, 71909)]