2678538880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{135007}}^1$

素因数の和:135057

約数の個数: 64

約数和(自身を含む): 6609991680

約数和(自身を除く): 3931452800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 135007, 270014, 540028, 675035, 1080056, 1350070, 2160112, 2700140, 4185217, 4320224, 5400280, 8370434, 8640448, 10800560, 16740868, 17280896, 20926085, 21601120, 33481736, 41852170, 43202240, 66963472, 83704340, 86404480, 133926944, 167408680, 267853888, 334817360, 535707776, 669634720, 1339269440, 2678538880]

約数ペア:

[(1, 2678538880), (2, 1339269440), (4, 669634720), (5, 535707776), (8, 334817360), (10, 267853888), (16, 167408680), (20, 133926944), (31, 86404480), (32, 83704340), (40, 66963472), (62, 43202240), (64, 41852170), (80, 33481736), (124, 21601120), (128, 20926085), (155, 17280896), (160, 16740868), (248, 10800560), (310, 8640448), (320, 8370434), (496, 5400280), (620, 4320224), (640, 4185217), (992, 2700140), (1240, 2160112), (1984, 1350070), (2480, 1080056), (3968, 675035), (4960, 540028), (9920, 270014), (19840, 135007)]