17727720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1523}}^1$

素因数の和:1634

約数の個数: 64

約数和(自身を含む): 53766720

約数和(自身を除く): 36039000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1523, 1940, 2328, 2910, 3046, 3880, 4569, 5820, 6092, 7615, 9138, 11640, 12184, 15230, 18276, 22845, 30460, 36552, 45690, 60920, 91380, 147731, 182760, 295462, 443193, 590924, 738655, 886386, 1181848, 1477310, 1772772, 2215965, 2954620, 3545544, 4431930, 5909240, 8863860, 17727720]

約数ペア:

[(1, 17727720), (2, 8863860), (3, 5909240), (4, 4431930), (5, 3545544), (6, 2954620), (8, 2215965), (10, 1772772), (12, 1477310), (15, 1181848), (20, 886386), (24, 738655), (30, 590924), (40, 443193), (60, 295462), (97, 182760), (120, 147731), (194, 91380), (291, 60920), (388, 45690), (485, 36552), (582, 30460), (776, 22845), (970, 18276), (1164, 15230), (1455, 12184), (1523, 11640), (1940, 9138), (2328, 7615), (2910, 6092), (3046, 5820), (3880, 4569)]