213300180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2593}}^1$

素因数の和:3065

約数の個数: 72

約数和(自身を含む): 648676392

約数和(自身を除く): 435376212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 914, 1371, 1828, 2285, 2593, 2742, 4113, 4570, 5186, 5484, 6855, 7779, 8226, 9140, 10372, 12965, 13710, 15558, 16452, 20565, 23337, 25930, 27420, 31116, 38895, 41130, 46674, 51860, 77790, 82260, 93348, 116685, 155580, 233370, 466740, 1185001, 2370002, 3555003, 4740004, 5925005, 7110006, 10665009, 11850010, 14220012, 17775015, 21330018, 23700020, 35550030, 42660036, 53325045, 71100060, 106650090, 213300180]

約数ペア:

[(1, 213300180), (2, 106650090), (3, 71100060), (4, 53325045), (5, 42660036), (6, 35550030), (9, 23700020), (10, 21330018), (12, 17775015), (15, 14220012), (18, 11850010), (20, 10665009), (30, 7110006), (36, 5925005), (45, 4740004), (60, 3555003), (90, 2370002), (180, 1185001), (457, 466740), (914, 233370), (1371, 155580), (1828, 116685), (2285, 93348), (2593, 82260), (2742, 77790), (4113, 51860), (4570, 46674), (5186, 41130), (5484, 38895), (6855, 31116), (7779, 27420), (8226, 25930), (9140, 23337), (10372, 20565), (12965, 16452), (13710, 15558)]