128152020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10733}}^1$

素因数の和:10944

約数の個数: 48

約数和(自身を含む): 360662400

約数和(自身を除く): 232510380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 10733, 11940, 21466, 32199, 42932, 53665, 64398, 107330, 128796, 160995, 214660, 321990, 643980, 2135867, 4271734, 6407601, 8543468, 10679335, 12815202, 21358670, 25630404, 32038005, 42717340, 64076010, 128152020]

約数ペア:

[(1, 128152020), (2, 64076010), (3, 42717340), (4, 32038005), (5, 25630404), (6, 21358670), (10, 12815202), (12, 10679335), (15, 8543468), (20, 6407601), (30, 4271734), (60, 2135867), (199, 643980), (398, 321990), (597, 214660), (796, 160995), (995, 128796), (1194, 107330), (1990, 64398), (2388, 53665), (2985, 42932), (3980, 32199), (5970, 21466), (10733, 11940)]