161844660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1350

約数の個数: 144

約数和(自身を含む): 531148800

約数和(自身を除く): 369304140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1110, 1140, 1279, 1332, 1406, 1665, 1710, 2109, 2220, 2558, 2812, 3330, 3420, 3515, 3837, 4218, 5116, 6327, 6395, 6660, 7030, 7674, 8436, 10545, 11511, 12654, 12790, 14060, 15348, 19185, 21090, 23022, 24301, 25308, 25580, 31635, 38370, 42180, 46044, 47323, 48602, 57555, 63270, 72903, 76740, 94646, 97204, 115110, 121505, 126540, 141969, 145806, 189292, 218709, 230220, 236615, 243010, 283938, 291612, 364515, 425907, 437418, 473230, 486020, 567876, 709845, 729030, 851814, 874836, 899137, 946460, 1093545, 1419690, 1458060, 1703628, 1798274, 2129535, 2187090, 2697411, 2839380, 3596548, 4259070, 4374180, 4495685, 5394822, 8092233, 8518140, 8991370, 10789644, 13487055, 16184466, 17982740, 26974110, 32368932, 40461165, 53948220, 80922330, 161844660]

約数ペア:

[(1, 161844660), (2, 80922330), (3, 53948220), (4, 40461165), (5, 32368932), (6, 26974110), (9, 17982740), (10, 16184466), (12, 13487055), (15, 10789644), (18, 8991370), (19, 8518140), (20, 8092233), (30, 5394822), (36, 4495685), (37, 4374180), (38, 4259070), (45, 3596548), (57, 2839380), (60, 2697411), (74, 2187090), (76, 2129535), (90, 1798274), (95, 1703628), (111, 1458060), (114, 1419690), (148, 1093545), (171, 946460), (180, 899137), (185, 874836), (190, 851814), (222, 729030), (228, 709845), (285, 567876), (333, 486020), (342, 473230), (370, 437418), (380, 425907), (444, 364515), (555, 291612), (570, 283938), (666, 243010), (684, 236615), (703, 230220), (740, 218709), (855, 189292), (1110, 145806), (1140, 141969), (1279, 126540), (1332, 121505), (1406, 115110), (1665, 97204), (1710, 94646), (2109, 76740), (2220, 72903), (2558, 63270), (2812, 57555), (3330, 48602), (3420, 47323), (3515, 46044), (3837, 42180), (4218, 38370), (5116, 31635), (6327, 25580), (6395, 25308), (6660, 24301), (7030, 23022), (7674, 21090), (8436, 19185), (10545, 15348), (11511, 14060), (12654, 12790)]