128741280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{268211}}^1$

素因数の和:268229

約数の個数: 48

約数和(自身を含む): 405536544

約数和(自身を除く): 276795264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 268211, 536422, 804633, 1072844, 1341055, 1609266, 2145688, 2682110, 3218532, 4023165, 4291376, 5364220, 6437064, 8046330, 8582752, 10728440, 12874128, 16092660, 21456880, 25748256, 32185320, 42913760, 64370640, 128741280]

約数ペア:

[(1, 128741280), (2, 64370640), (3, 42913760), (4, 32185320), (5, 25748256), (6, 21456880), (8, 16092660), (10, 12874128), (12, 10728440), (15, 8582752), (16, 8046330), (20, 6437064), (24, 5364220), (30, 4291376), (32, 4023165), (40, 3218532), (48, 2682110), (60, 2145688), (80, 1609266), (96, 1341055), (120, 1072844), (160, 804633), (240, 536422), (480, 268211)]