1330996240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{1979}}^1$

素因数の和:3200

約数の個数: 80

約数和(自身を含む): 3541380480

約数和(自身を除く): 2210384240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1201, 1979, 2402, 3958, 4804, 6005, 7916, 8407, 9608, 9895, 12010, 13853, 15832, 16814, 19216, 19790, 24020, 27706, 31664, 33628, 39580, 42035, 48040, 55412, 67256, 69265, 79160, 84070, 96080, 110824, 134512, 138530, 158320, 168140, 221648, 277060, 336280, 554120, 672560, 1108240, 2376779, 4753558, 9507116, 11883895, 16637453, 19014232, 23767790, 33274906, 38028464, 47535580, 66549812, 83187265, 95071160, 133099624, 166374530, 190142320, 266199248, 332749060, 665498120, 1330996240]

約数ペア:

[(1, 1330996240), (2, 665498120), (4, 332749060), (5, 266199248), (7, 190142320), (8, 166374530), (10, 133099624), (14, 95071160), (16, 83187265), (20, 66549812), (28, 47535580), (35, 38028464), (40, 33274906), (56, 23767790), (70, 19014232), (80, 16637453), (112, 11883895), (140, 9507116), (280, 4753558), (560, 2376779), (1201, 1108240), (1979, 672560), (2402, 554120), (3958, 336280), (4804, 277060), (6005, 221648), (7916, 168140), (8407, 158320), (9608, 138530), (9895, 134512), (12010, 110824), (13853, 96080), (15832, 84070), (16814, 79160), (19216, 69265), (19790, 67256), (24020, 55412), (27706, 48040), (31664, 42035), (33628, 39580)]