398891520

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 320

約数和(自身を含む): 1473120000

約数和(自身を除く): 1074228480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 199, 216, 232, 240, 256, 261, 270, 288, 290, 320, 348, 360, 384, 398, 432, 435, 464, 480, 512, 522, 540, 576, 580, 597, 640, 696, 720, 768, 783, 796, 864, 870, 928, 960, 995, 1044, 1080, 1152, 1160, 1194, 1280, 1305, 1392, 1440, 1536, 1566, 1592, 1728, 1740, 1791, 1856, 1920, 1990, 2088, 2160, 2304, 2320, 2388, 2560, 2610, 2784, 2880, 2985, 3132, 3184, 3456, 3480, 3582, 3712, 3840, 3915, 3980, 4176, 4320, 4608, 4640, 4776, 5220, 5373, 5568, 5760, 5771, 5970, 6264, 6368, 6912, 6960, 7164, 7424, 7680, 7830, 7960, 8352, 8640, 8955, 9280, 9552, 10440, 10746, 11136, 11520, 11542, 11940, 12528, 12736, 13824, 13920, 14328, 14848, 15660, 15920, 16704, 17280, 17313, 17910, 18560, 19104, 20880, 21492, 22272, 23040, 23084, 23880, 25056, 25472, 26865, 27840, 28656, 28855, 31320, 31840, 33408, 34560, 34626, 35820, 37120, 38208, 41760, 42984, 44544, 46168, 47760, 50112, 50944, 51939, 53730, 55680, 57312, 57710, 62640, 63680, 66816, 69120, 69252, 71640, 74240, 76416, 83520, 85968, 86565, 92336, 95520, 100224, 101888, 103878, 107460, 111360, 114624, 115420, 125280, 127360, 133632, 138504, 143280, 152832, 155817, 167040, 171936, 173130, 184672, 191040, 200448, 207756, 214920, 222720, 229248, 230840, 250560, 254720, 259695, 277008, 286560, 305664, 311634, 334080, 343872, 346260, 369344, 382080, 400896, 415512, 429840, 458496, 461680, 501120, 509440, 519390, 554016, 573120, 623268, 668160, 687744, 692520, 738688, 764160, 779085, 831024, 859680, 916992, 923360, 1002240, 1038780, 1108032, 1146240, 1246536, 1375488, 1385040, 1477376, 1528320, 1558170, 1662048, 1719360, 1846720, 2004480, 2077560, 2216064, 2292480, 2493072, 2750976, 2770080, 2954752, 3116340, 3324096, 3438720, 3693440, 4155120, 4432128, 4584960, 4986144, 5540160, 6232680, 6648192, 6877440, 7386880, 8310240, 8864256, 9972288, 11080320, 12465360, 13296384, 13754880, 14773760, 16620480, 19944576, 22160640, 24930720, 26592768, 33240960, 39889152, 44321280, 49861440, 66481920, 79778304, 99722880, 132963840, 199445760, 398891520]

約数ペア:

[(1, 398891520), (2, 199445760), (3, 132963840), (4, 99722880), (5, 79778304), (6, 66481920), (8, 49861440), (9, 44321280), (10, 39889152), (12, 33240960), (15, 26592768), (16, 24930720), (18, 22160640), (20, 19944576), (24, 16620480), (27, 14773760), (29, 13754880), (30, 13296384), (32, 12465360), (36, 11080320), (40, 9972288), (45, 8864256), (48, 8310240), (54, 7386880), (58, 6877440), (60, 6648192), (64, 6232680), (72, 5540160), (80, 4986144), (87, 4584960), (90, 4432128), (96, 4155120), (108, 3693440), (116, 3438720), (120, 3324096), (128, 3116340), (135, 2954752), (144, 2770080), (145, 2750976), (160, 2493072), (174, 2292480), (180, 2216064), (192, 2077560), (199, 2004480), (216, 1846720), (232, 1719360), (240, 1662048), (256, 1558170), (261, 1528320), (270, 1477376), (288, 1385040), (290, 1375488), (320, 1246536), (348, 1146240), (360, 1108032), (384, 1038780), (398, 1002240), (432, 923360), (435, 916992), (464, 859680), (480, 831024), (512, 779085), (522, 764160), (540, 738688), (576, 692520), (580, 687744), (597, 668160), (640, 623268), (696, 573120), (720, 554016), (768, 519390), (783, 509440), (796, 501120), (864, 461680), (870, 458496), (928, 429840), (960, 415512), (995, 400896), (1044, 382080), (1080, 369344), (1152, 346260), (1160, 343872), (1194, 334080), (1280, 311634), (1305, 305664), (1392, 286560), (1440, 277008), (1536, 259695), (1566, 254720), (1592, 250560), (1728, 230840), (1740, 229248), (1791, 222720), (1856, 214920), (1920, 207756), (1990, 200448), (2088, 191040), (2160, 184672), (2304, 173130), (2320, 171936), (2388, 167040), (2560, 155817), (2610, 152832), (2784, 143280), (2880, 138504), (2985, 133632), (3132, 127360), (3184, 125280), (3456, 115420), (3480, 114624), (3582, 111360), (3712, 107460), (3840, 103878), (3915, 101888), (3980, 100224), (4176, 95520), (4320, 92336), (4608, 86565), (4640, 85968), (4776, 83520), (5220, 76416), (5373, 74240), (5568, 71640), (5760, 69252), (5771, 69120), (5970, 66816), (6264, 63680), (6368, 62640), (6912, 57710), (6960, 57312), (7164, 55680), (7424, 53730), (7680, 51939), (7830, 50944), (7960, 50112), (8352, 47760), (8640, 46168), (8955, 44544), (9280, 42984), (9552, 41760), (10440, 38208), (10746, 37120), (11136, 35820), (11520, 34626), (11542, 34560), (11940, 33408), (12528, 31840), (12736, 31320), (13824, 28855), (13920, 28656), (14328, 27840), (14848, 26865), (15660, 25472), (15920, 25056), (16704, 23880), (17280, 23084), (17313, 23040), (17910, 22272), (18560, 21492), (19104, 20880)]