140890880

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8467}}^1$

素因数の和:8501

約数の個数: 72

約数和(自身を含む): 363480432

約数和(自身を除く): 222589552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 8467, 16640, 16934, 33868, 42335, 67736, 84670, 110071, 135472, 169340, 220142, 270944, 338680, 440284, 541888, 550355, 677360, 880568, 1083776, 1100710, 1354720, 1761136, 2167552, 2201420, 2709440, 3522272, 4402840, 5418880, 7044544, 8805680, 10837760, 14089088, 17611360, 28178176, 35222720, 70445440, 140890880]

約数ペア:

[(1, 140890880), (2, 70445440), (4, 35222720), (5, 28178176), (8, 17611360), (10, 14089088), (13, 10837760), (16, 8805680), (20, 7044544), (26, 5418880), (32, 4402840), (40, 3522272), (52, 2709440), (64, 2201420), (65, 2167552), (80, 1761136), (104, 1354720), (128, 1100710), (130, 1083776), (160, 880568), (208, 677360), (256, 550355), (260, 541888), (320, 440284), (416, 338680), (520, 270944), (640, 220142), (832, 169340), (1040, 135472), (1280, 110071), (1664, 84670), (2080, 67736), (3328, 42335), (4160, 33868), (8320, 16934), (8467, 16640)]