1284696560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{12011}}^1$

素因数の和:12222

約数の個数: 80

約数和(自身を含む): 3431780352

約数和(自身を除く): 2147083792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 191, 280, 382, 560, 764, 955, 1337, 1528, 1910, 2674, 3056, 3820, 5348, 6685, 7640, 10696, 12011, 13370, 15280, 21392, 24022, 26740, 48044, 53480, 60055, 84077, 96088, 106960, 120110, 168154, 192176, 240220, 336308, 420385, 480440, 672616, 840770, 960880, 1345232, 1681540, 2294101, 3363080, 4588202, 6726160, 9176404, 11470505, 16058707, 18352808, 22941010, 32117414, 36705616, 45882020, 64234828, 80293535, 91764040, 128469656, 160587070, 183528080, 256939312, 321174140, 642348280, 1284696560]

約数ペア:

[(1, 1284696560), (2, 642348280), (4, 321174140), (5, 256939312), (7, 183528080), (8, 160587070), (10, 128469656), (14, 91764040), (16, 80293535), (20, 64234828), (28, 45882020), (35, 36705616), (40, 32117414), (56, 22941010), (70, 18352808), (80, 16058707), (112, 11470505), (140, 9176404), (191, 6726160), (280, 4588202), (382, 3363080), (560, 2294101), (764, 1681540), (955, 1345232), (1337, 960880), (1528, 840770), (1910, 672616), (2674, 480440), (3056, 420385), (3820, 336308), (5348, 240220), (6685, 192176), (7640, 168154), (10696, 120110), (12011, 106960), (13370, 96088), (15280, 84077), (21392, 60055), (24022, 53480), (26740, 48044)]