161939520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{18743}}^1$

素因数の和:18769

約数の個数: 112

約数和(自身を含む): 571317120

約数和(自身を除く): 409377600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 18743, 37486, 56229, 74972, 93715, 112458, 149944, 168687, 187430, 224916, 281145, 299888, 337374, 374860, 449832, 506061, 562290, 599776, 674748, 749720, 843435, 899664, 1012122, 1124580, 1199552, 1349496, 1499440, 1686870, 1799328, 2024244, 2249160, 2530305, 2698992, 2998880, 3373740, 3598656, 4048488, 4498320, 5060610, 5397984, 5997760, 6747480, 8096976, 8996640, 10121220, 10795968, 13494960, 16193952, 17993280, 20242440, 26989920, 32387904, 40484880, 53979840, 80969760, 161939520]

約数ペア:

[(1, 161939520), (2, 80969760), (3, 53979840), (4, 40484880), (5, 32387904), (6, 26989920), (8, 20242440), (9, 17993280), (10, 16193952), (12, 13494960), (15, 10795968), (16, 10121220), (18, 8996640), (20, 8096976), (24, 6747480), (27, 5997760), (30, 5397984), (32, 5060610), (36, 4498320), (40, 4048488), (45, 3598656), (48, 3373740), (54, 2998880), (60, 2698992), (64, 2530305), (72, 2249160), (80, 2024244), (90, 1799328), (96, 1686870), (108, 1499440), (120, 1349496), (135, 1199552), (144, 1124580), (160, 1012122), (180, 899664), (192, 843435), (216, 749720), (240, 674748), (270, 599776), (288, 562290), (320, 506061), (360, 449832), (432, 374860), (480, 337374), (540, 299888), (576, 281145), (720, 224916), (864, 187430), (960, 168687), (1080, 149944), (1440, 112458), (1728, 93715), (2160, 74972), (2880, 56229), (4320, 37486), (8640, 18743)]