385048320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:730

約数の個数: 144

約数和(自身を含む): 1238418720

約数和(自身を除く): 853370400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 197, 240, 256, 320, 384, 394, 480, 509, 591, 640, 768, 788, 960, 985, 1018, 1182, 1280, 1527, 1576, 1920, 1970, 2036, 2364, 2545, 2955, 3054, 3152, 3840, 3940, 4072, 4728, 5090, 5910, 6108, 6304, 7635, 7880, 8144, 9456, 10180, 11820, 12216, 12608, 15270, 15760, 16288, 18912, 20360, 23640, 24432, 25216, 30540, 31520, 32576, 37824, 40720, 47280, 48864, 50432, 61080, 63040, 65152, 75648, 81440, 94560, 97728, 100273, 122160, 126080, 130304, 151296, 162880, 189120, 195456, 200546, 244320, 252160, 300819, 325760, 378240, 390912, 401092, 488640, 501365, 601638, 651520, 756480, 802184, 977280, 1002730, 1203276, 1504095, 1604368, 1954560, 2005460, 2406552, 3008190, 3208736, 4010920, 4813104, 6016380, 6417472, 8021840, 9626208, 12032760, 12834944, 16043680, 19252416, 24065520, 25669888, 32087360, 38504832, 48131040, 64174720, 77009664, 96262080, 128349440, 192524160, 385048320]

約数ペア:

[(1, 385048320), (2, 192524160), (3, 128349440), (4, 96262080), (5, 77009664), (6, 64174720), (8, 48131040), (10, 38504832), (12, 32087360), (15, 25669888), (16, 24065520), (20, 19252416), (24, 16043680), (30, 12834944), (32, 12032760), (40, 9626208), (48, 8021840), (60, 6417472), (64, 6016380), (80, 4813104), (96, 4010920), (120, 3208736), (128, 3008190), (160, 2406552), (192, 2005460), (197, 1954560), (240, 1604368), (256, 1504095), (320, 1203276), (384, 1002730), (394, 977280), (480, 802184), (509, 756480), (591, 651520), (640, 601638), (768, 501365), (788, 488640), (960, 401092), (985, 390912), (1018, 378240), (1182, 325760), (1280, 300819), (1527, 252160), (1576, 244320), (1920, 200546), (1970, 195456), (2036, 189120), (2364, 162880), (2545, 151296), (2955, 130304), (3054, 126080), (3152, 122160), (3840, 100273), (3940, 97728), (4072, 94560), (4728, 81440), (5090, 75648), (5910, 65152), (6108, 63040), (6304, 61080), (7635, 50432), (7880, 48864), (8144, 47280), (9456, 40720), (10180, 37824), (11820, 32576), (12216, 31520), (12608, 30540), (15270, 25216), (15760, 24432), (16288, 23640), (18912, 20360)]