231028020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1447}}^1$

素因数の和:2349

約数の個数: 72

約数和(自身を含む): 702059904

約数和(自身を除く): 471031884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 887, 1447, 1774, 2661, 2894, 3548, 4341, 4435, 5322, 5788, 7235, 7983, 8682, 8870, 10644, 13023, 13305, 14470, 15966, 17364, 17740, 21705, 26046, 26610, 28940, 31932, 39915, 43410, 52092, 53220, 65115, 79830, 86820, 130230, 159660, 260460, 1283489, 2566978, 3850467, 5133956, 6417445, 7700934, 11551401, 12834890, 15401868, 19252335, 23102802, 25669780, 38504670, 46205604, 57757005, 77009340, 115514010, 231028020]

約数ペア:

[(1, 231028020), (2, 115514010), (3, 77009340), (4, 57757005), (5, 46205604), (6, 38504670), (9, 25669780), (10, 23102802), (12, 19252335), (15, 15401868), (18, 12834890), (20, 11551401), (30, 7700934), (36, 6417445), (45, 5133956), (60, 3850467), (90, 2566978), (180, 1283489), (887, 260460), (1447, 159660), (1774, 130230), (2661, 86820), (2894, 79830), (3548, 65115), (4341, 53220), (4435, 52092), (5322, 43410), (5788, 39915), (7235, 31932), (7983, 28940), (8682, 26610), (8870, 26046), (10644, 21705), (13023, 17740), (13305, 17364), (14470, 15966)]