181105920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 216

約数和(自身を含む): 637728000

約数和(自身を除く): 456622080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 79, 80, 90, 96, 120, 128, 144, 158, 160, 180, 192, 199, 237, 240, 256, 288, 316, 320, 360, 384, 395, 398, 474, 480, 576, 597, 632, 640, 711, 720, 768, 790, 796, 948, 960, 995, 1152, 1185, 1194, 1264, 1280, 1422, 1440, 1580, 1592, 1791, 1896, 1920, 1990, 2304, 2370, 2388, 2528, 2844, 2880, 2985, 3160, 3184, 3555, 3582, 3792, 3840, 3980, 4740, 4776, 5056, 5688, 5760, 5970, 6320, 6368, 7110, 7164, 7584, 7960, 8955, 9480, 9552, 10112, 11376, 11520, 11940, 12640, 12736, 14220, 14328, 15168, 15721, 15920, 17910, 18960, 19104, 20224, 22752, 23880, 25280, 25472, 28440, 28656, 30336, 31442, 31840, 35820, 37920, 38208, 45504, 47163, 47760, 50560, 50944, 56880, 57312, 60672, 62884, 63680, 71640, 75840, 76416, 78605, 91008, 94326, 95520, 101120, 113760, 114624, 125768, 127360, 141489, 143280, 151680, 152832, 157210, 182016, 188652, 191040, 227520, 229248, 235815, 251536, 254720, 282978, 286560, 303360, 314420, 377304, 382080, 455040, 458496, 471630, 503072, 565956, 573120, 628840, 707445, 754608, 764160, 910080, 943260, 1006144, 1131912, 1146240, 1257680, 1414890, 1509216, 1886520, 2012288, 2263824, 2292480, 2515360, 2829780, 3018432, 3773040, 4024576, 4527648, 5030720, 5659560, 6036864, 7546080, 9055296, 10061440, 11319120, 12073728, 15092160, 18110592, 20122880, 22638240, 30184320, 36221184, 45276480, 60368640, 90552960, 181105920]

約数ペア:

[(1, 181105920), (2, 90552960), (3, 60368640), (4, 45276480), (5, 36221184), (6, 30184320), (8, 22638240), (9, 20122880), (10, 18110592), (12, 15092160), (15, 12073728), (16, 11319120), (18, 10061440), (20, 9055296), (24, 7546080), (30, 6036864), (32, 5659560), (36, 5030720), (40, 4527648), (45, 4024576), (48, 3773040), (60, 3018432), (64, 2829780), (72, 2515360), (79, 2292480), (80, 2263824), (90, 2012288), (96, 1886520), (120, 1509216), (128, 1414890), (144, 1257680), (158, 1146240), (160, 1131912), (180, 1006144), (192, 943260), (199, 910080), (237, 764160), (240, 754608), (256, 707445), (288, 628840), (316, 573120), (320, 565956), (360, 503072), (384, 471630), (395, 458496), (398, 455040), (474, 382080), (480, 377304), (576, 314420), (597, 303360), (632, 286560), (640, 282978), (711, 254720), (720, 251536), (768, 235815), (790, 229248), (796, 227520), (948, 191040), (960, 188652), (995, 182016), (1152, 157210), (1185, 152832), (1194, 151680), (1264, 143280), (1280, 141489), (1422, 127360), (1440, 125768), (1580, 114624), (1592, 113760), (1791, 101120), (1896, 95520), (1920, 94326), (1990, 91008), (2304, 78605), (2370, 76416), (2388, 75840), (2528, 71640), (2844, 63680), (2880, 62884), (2985, 60672), (3160, 57312), (3184, 56880), (3555, 50944), (3582, 50560), (3792, 47760), (3840, 47163), (3980, 45504), (4740, 38208), (4776, 37920), (5056, 35820), (5688, 31840), (5760, 31442), (5970, 30336), (6320, 28656), (6368, 28440), (7110, 25472), (7164, 25280), (7584, 23880), (7960, 22752), (8955, 20224), (9480, 19104), (9552, 18960), (10112, 17910), (11376, 15920), (11520, 15721), (11940, 15168), (12640, 14328), (12736, 14220)]