61221440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:356

約数の個数: 112

約数和(自身を含む): 168639744

約数和(自身を除く): 107418304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 151, 160, 181, 224, 280, 302, 320, 362, 448, 560, 604, 724, 755, 905, 1057, 1120, 1208, 1267, 1448, 1510, 1810, 2114, 2240, 2416, 2534, 2896, 3020, 3620, 4228, 4832, 5068, 5285, 5792, 6040, 6335, 7240, 8456, 9664, 10136, 10570, 11584, 12080, 12670, 14480, 16912, 20272, 21140, 24160, 25340, 27331, 28960, 33824, 40544, 42280, 48320, 50680, 54662, 57920, 67648, 81088, 84560, 101360, 109324, 136655, 169120, 191317, 202720, 218648, 273310, 338240, 382634, 405440, 437296, 546620, 765268, 874592, 956585, 1093240, 1530536, 1749184, 1913170, 2186480, 3061072, 3826340, 4372960, 6122144, 7652680, 8745920, 12244288, 15305360, 30610720, 61221440]

約数ペア:

[(1, 61221440), (2, 30610720), (4, 15305360), (5, 12244288), (7, 8745920), (8, 7652680), (10, 6122144), (14, 4372960), (16, 3826340), (20, 3061072), (28, 2186480), (32, 1913170), (35, 1749184), (40, 1530536), (56, 1093240), (64, 956585), (70, 874592), (80, 765268), (112, 546620), (140, 437296), (151, 405440), (160, 382634), (181, 338240), (224, 273310), (280, 218648), (302, 202720), (320, 191317), (362, 169120), (448, 136655), (560, 109324), (604, 101360), (724, 84560), (755, 81088), (905, 67648), (1057, 57920), (1120, 54662), (1208, 50680), (1267, 48320), (1448, 42280), (1510, 40544), (1810, 33824), (2114, 28960), (2240, 27331), (2416, 25340), (2534, 24160), (2896, 21140), (3020, 20272), (3620, 16912), (4228, 14480), (4832, 12670), (5068, 12080), (5285, 11584), (5792, 10570), (6040, 10136), (6335, 9664), (7240, 8456)]