180215680

素因数分解:

$2^7\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1459}}^1$

素因数の和:1671

約数の個数: 64

約数和(自身を含む): 433357200

約数和(自身を除く): 253141520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 320, 386, 640, 772, 965, 1459, 1544, 1930, 2918, 3088, 3860, 5836, 6176, 7295, 7720, 11672, 12352, 14590, 15440, 23344, 24704, 29180, 30880, 46688, 58360, 61760, 93376, 116720, 123520, 186752, 233440, 281587, 466880, 563174, 933760, 1126348, 1407935, 2252696, 2815870, 4505392, 5631740, 9010784, 11263480, 18021568, 22526960, 36043136, 45053920, 90107840, 180215680]

約数ペア:

[(1, 180215680), (2, 90107840), (4, 45053920), (5, 36043136), (8, 22526960), (10, 18021568), (16, 11263480), (20, 9010784), (32, 5631740), (40, 4505392), (64, 2815870), (80, 2252696), (128, 1407935), (160, 1126348), (193, 933760), (320, 563174), (386, 466880), (640, 281587), (772, 233440), (965, 186752), (1459, 123520), (1544, 116720), (1930, 93376), (2918, 61760), (3088, 58360), (3860, 46688), (5836, 30880), (6176, 29180), (7295, 24704), (7720, 23344), (11672, 15440), (12352, 14590)]