221460480

素因数分解:

$2^{11}\times 3^5\times 5^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 288

約数和(自身を含む): 804913200

約数和(自身を除く): 583452720

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, 81, 89, 90, 96, 108, 120, 128, 135, 144, 160, 162, 178, 180, 192, 216, 240, 243, 256, 267, 270, 288, 320, 324, 356, 360, 384, 405, 432, 445, 480, 486, 512, 534, 540, 576, 640, 648, 712, 720, 768, 801, 810, 864, 890, 960, 972, 1024, 1068, 1080, 1152, 1215, 1280, 1296, 1335, 1424, 1440, 1536, 1602, 1620, 1728, 1780, 1920, 1944, 2048, 2136, 2160, 2304, 2403, 2430, 2560, 2592, 2670, 2848, 2880, 3072, 3204, 3240, 3456, 3560, 3840, 3888, 4005, 4272, 4320, 4608, 4806, 4860, 5120, 5184, 5340, 5696, 5760, 6144, 6408, 6480, 6912, 7120, 7209, 7680, 7776, 8010, 8544, 8640, 9216, 9612, 9720, 10240, 10368, 10680, 11392, 11520, 12015, 12816, 12960, 13824, 14240, 14418, 15360, 15552, 16020, 17088, 17280, 18432, 19224, 19440, 20736, 21360, 21627, 22784, 23040, 24030, 25632, 25920, 27648, 28480, 28836, 30720, 31104, 32040, 34176, 34560, 36045, 38448, 38880, 41472, 42720, 43254, 45568, 46080, 48060, 51264, 51840, 55296, 56960, 57672, 62208, 64080, 68352, 69120, 72090, 76896, 77760, 82944, 85440, 86508, 91136, 92160, 96120, 102528, 103680, 108135, 113920, 115344, 124416, 128160, 136704, 138240, 144180, 153792, 155520, 165888, 170880, 173016, 182272, 192240, 205056, 207360, 216270, 227840, 230688, 248832, 256320, 273408, 276480, 288360, 307584, 311040, 341760, 346032, 384480, 410112, 414720, 432540, 455680, 461376, 497664, 512640, 546816, 576720, 615168, 622080, 683520, 692064, 768960, 820224, 829440, 865080, 911360, 922752, 1025280, 1153440, 1230336, 1244160, 1367040, 1384128, 1537920, 1640448, 1730160, 1845504, 2050560, 2306880, 2460672, 2488320, 2734080, 2768256, 3075840, 3460320, 3691008, 4101120, 4613760, 4921344, 5536512, 6151680, 6920640, 7382016, 8202240, 9227520, 11073024, 12303360, 13841280, 14764032, 18455040, 22146048, 24606720, 27682560, 36910080, 44292096, 55365120, 73820160, 110730240, 221460480]

約数ペア:

[(1, 221460480), (2, 110730240), (3, 73820160), (4, 55365120), (5, 44292096), (6, 36910080), (8, 27682560), (9, 24606720), (10, 22146048), (12, 18455040), (15, 14764032), (16, 13841280), (18, 12303360), (20, 11073024), (24, 9227520), (27, 8202240), (30, 7382016), (32, 6920640), (36, 6151680), (40, 5536512), (45, 4921344), (48, 4613760), (54, 4101120), (60, 3691008), (64, 3460320), (72, 3075840), (80, 2768256), (81, 2734080), (89, 2488320), (90, 2460672), (96, 2306880), (108, 2050560), (120, 1845504), (128, 1730160), (135, 1640448), (144, 1537920), (160, 1384128), (162, 1367040), (178, 1244160), (180, 1230336), (192, 1153440), (216, 1025280), (240, 922752), (243, 911360), (256, 865080), (267, 829440), (270, 820224), (288, 768960), (320, 692064), (324, 683520), (356, 622080), (360, 615168), (384, 576720), (405, 546816), (432, 512640), (445, 497664), (480, 461376), (486, 455680), (512, 432540), (534, 414720), (540, 410112), (576, 384480), (640, 346032), (648, 341760), (712, 311040), (720, 307584), (768, 288360), (801, 276480), (810, 273408), (864, 256320), (890, 248832), (960, 230688), (972, 227840), (1024, 216270), (1068, 207360), (1080, 205056), (1152, 192240), (1215, 182272), (1280, 173016), (1296, 170880), (1335, 165888), (1424, 155520), (1440, 153792), (1536, 144180), (1602, 138240), (1620, 136704), (1728, 128160), (1780, 124416), (1920, 115344), (1944, 113920), (2048, 108135), (2136, 103680), (2160, 102528), (2304, 96120), (2403, 92160), (2430, 91136), (2560, 86508), (2592, 85440), (2670, 82944), (2848, 77760), (2880, 76896), (3072, 72090), (3204, 69120), (3240, 68352), (3456, 64080), (3560, 62208), (3840, 57672), (3888, 56960), (4005, 55296), (4272, 51840), (4320, 51264), (4608, 48060), (4806, 46080), (4860, 45568), (5120, 43254), (5184, 42720), (5340, 41472), (5696, 38880), (5760, 38448), (6144, 36045), (6408, 34560), (6480, 34176), (6912, 32040), (7120, 31104), (7209, 30720), (7680, 28836), (7776, 28480), (8010, 27648), (8544, 25920), (8640, 25632), (9216, 24030), (9612, 23040), (9720, 22784), (10240, 21627), (10368, 21360), (10680, 20736), (11392, 19440), (11520, 19224), (12015, 18432), (12816, 17280), (12960, 17088), (13824, 16020), (14240, 15552), (14418, 15360)]