15557562180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{206279}}^1$

素因数の和:206713

約数の個数: 72

約数和(自身を含む): 47304129600

約数和(自身を除く): 31746567420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 419, 838, 1257, 1676, 2095, 2514, 3771, 4190, 5028, 6285, 7542, 8380, 12570, 15084, 18855, 25140, 37710, 75420, 206279, 412558, 618837, 825116, 1031395, 1237674, 1856511, 2062790, 2475348, 3094185, 3713022, 4125580, 6188370, 7426044, 9282555, 12376740, 18565110, 37130220, 86430901, 172861802, 259292703, 345723604, 432154505, 518585406, 777878109, 864309010, 1037170812, 1296463515, 1555756218, 1728618020, 2592927030, 3111512436, 3889390545, 5185854060, 7778781090, 15557562180]

約数ペア:

[(1, 15557562180), (2, 7778781090), (3, 5185854060), (4, 3889390545), (5, 3111512436), (6, 2592927030), (9, 1728618020), (10, 1555756218), (12, 1296463515), (15, 1037170812), (18, 864309010), (20, 777878109), (30, 518585406), (36, 432154505), (45, 345723604), (60, 259292703), (90, 172861802), (180, 86430901), (419, 37130220), (838, 18565110), (1257, 12376740), (1676, 9282555), (2095, 7426044), (2514, 6188370), (3771, 4125580), (4190, 3713022), (5028, 3094185), (6285, 2475348), (7542, 2062790), (8380, 1856511), (12570, 1237674), (15084, 1031395), (18855, 825116), (25140, 618837), (37710, 412558), (75420, 206279)]