204312960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 192

約数和(自身を含む): 716040000

約数和(自身を除く): 511727040

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, 237, 240, 288, 316, 320, 360, 384, 395, 449, 474, 480, 576, 632, 640, 711, 720, 790, 898, 948, 960, 1152, 1185, 1264, 1347, 1422, 1440, 1580, 1796, 1896, 1920, 2245, 2370, 2528, 2694, 2844, 2880, 3160, 3555, 3592, 3792, 4041, 4490, 4740, 5056, 5388, 5688, 5760, 6320, 6735, 7110, 7184, 7584, 8082, 8980, 9480, 10112, 10776, 11376, 12640, 13470, 14220, 14368, 15168, 16164, 17960, 18960, 20205, 21552, 22752, 25280, 26940, 28440, 28736, 30336, 32328, 35471, 35920, 37920, 40410, 43104, 45504, 50560, 53880, 56880, 57472, 64656, 70942, 71840, 75840, 80820, 86208, 91008, 106413, 107760, 113760, 129312, 141884, 143680, 151680, 161640, 172416, 177355, 212826, 215520, 227520, 258624, 283768, 287360, 319239, 323280, 354710, 425652, 431040, 455040, 517248, 532065, 567536, 638478, 646560, 709420, 851304, 862080, 1064130, 1135072, 1276956, 1293120, 1418840, 1596195, 1702608, 2128260, 2270144, 2553912, 2586240, 2837680, 3192390, 3405216, 4256520, 4540288, 5107824, 5675360, 6384780, 6810432, 8513040, 10215648, 11350720, 12769560, 13620864, 17026080, 20431296, 22701440, 25539120, 34052160, 40862592, 51078240, 68104320, 102156480, 204312960]

約数ペア:

[(1, 204312960), (2, 102156480), (3, 68104320), (4, 51078240), (5, 40862592), (6, 34052160), (8, 25539120), (9, 22701440), (10, 20431296), (12, 17026080), (15, 13620864), (16, 12769560), (18, 11350720), (20, 10215648), (24, 8513040), (30, 6810432), (32, 6384780), (36, 5675360), (40, 5107824), (45, 4540288), (48, 4256520), (60, 3405216), (64, 3192390), (72, 2837680), (79, 2586240), (80, 2553912), (90, 2270144), (96, 2128260), (120, 1702608), (128, 1596195), (144, 1418840), (158, 1293120), (160, 1276956), (180, 1135072), (192, 1064130), (237, 862080), (240, 851304), (288, 709420), (316, 646560), (320, 638478), (360, 567536), (384, 532065), (395, 517248), (449, 455040), (474, 431040), (480, 425652), (576, 354710), (632, 323280), (640, 319239), (711, 287360), (720, 283768), (790, 258624), (898, 227520), (948, 215520), (960, 212826), (1152, 177355), (1185, 172416), (1264, 161640), (1347, 151680), (1422, 143680), (1440, 141884), (1580, 129312), (1796, 113760), (1896, 107760), (1920, 106413), (2245, 91008), (2370, 86208), (2528, 80820), (2694, 75840), (2844, 71840), (2880, 70942), (3160, 64656), (3555, 57472), (3592, 56880), (3792, 53880), (4041, 50560), (4490, 45504), (4740, 43104), (5056, 40410), (5388, 37920), (5688, 35920), (5760, 35471), (6320, 32328), (6735, 30336), (7110, 28736), (7184, 28440), (7584, 26940), (8082, 25280), (8980, 22752), (9480, 21552), (10112, 20205), (10776, 18960), (11376, 17960), (12640, 16164), (13470, 15168), (14220, 14368)]