20423105280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22441}}^1$

素因数の和:22547

約数の個数: 216

約数和(自身を含む): 71559458880

約数和(自身を除く): 51136353600

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, 256, 288, 316, 320, 360, 384, 395, 474, 480, 576, 632, 640, 711, 720, 768, 790, 948, 960, 1152, 1185, 1264, 1280, 1422, 1440, 1580, 1896, 1920, 2304, 2370, 2528, 2844, 2880, 3160, 3555, 3792, 3840, 4740, 5056, 5688, 5760, 6320, 7110, 7584, 9480, 10112, 11376, 11520, 12640, 14220, 15168, 18960, 20224, 22441, 22752, 25280, 28440, 30336, 37920, 44882, 45504, 50560, 56880, 60672, 67323, 75840, 89764, 91008, 101120, 112205, 113760, 134646, 151680, 179528, 182016, 201969, 224410, 227520, 269292, 303360, 336615, 359056, 403938, 448820, 455040, 538584, 673230, 718112, 807876, 897640, 910080, 1009845, 1077168, 1346460, 1436224, 1615752, 1772839, 1795280, 2019690, 2154336, 2692920, 2872448, 3231504, 3545678, 3590560, 4039380, 4308672, 5318517, 5385840, 5744896, 6463008, 7091356, 7181120, 8078760, 8617344, 8864195, 10637034, 10771680, 12926016, 14182712, 14362240, 15955551, 16157520, 17234688, 17728390, 21274068, 21543360, 25852032, 26592585, 28365424, 28724480, 31911102, 32315040, 35456780, 42548136, 43086720, 51704064, 53185170, 56730848, 63822204, 64630080, 70913560, 79777755, 85096272, 86173440, 106370340, 113461696, 127644408, 129260160, 141827120, 159555510, 170192544, 212740680, 226923392, 255288816, 258520320, 283654240, 319111020, 340385088, 425481360, 453846784, 510577632, 567308480, 638222040, 680770176, 850962720, 1021155264, 1134616960, 1276444080, 1361540352, 1701925440, 2042310528, 2269233920, 2552888160, 3403850880, 4084621056, 5105776320, 6807701760, 10211552640, 20423105280]

約数ペア:

[(1, 20423105280), (2, 10211552640), (3, 6807701760), (4, 5105776320), (5, 4084621056), (6, 3403850880), (8, 2552888160), (9, 2269233920), (10, 2042310528), (12, 1701925440), (15, 1361540352), (16, 1276444080), (18, 1134616960), (20, 1021155264), (24, 850962720), (30, 680770176), (32, 638222040), (36, 567308480), (40, 510577632), (45, 453846784), (48, 425481360), (60, 340385088), (64, 319111020), (72, 283654240), (79, 258520320), (80, 255288816), (90, 226923392), (96, 212740680), (120, 170192544), (128, 159555510), (144, 141827120), (158, 129260160), (160, 127644408), (180, 113461696), (192, 106370340), (237, 86173440), (240, 85096272), (256, 79777755), (288, 70913560), (316, 64630080), (320, 63822204), (360, 56730848), (384, 53185170), (395, 51704064), (474, 43086720), (480, 42548136), (576, 35456780), (632, 32315040), (640, 31911102), (711, 28724480), (720, 28365424), (768, 26592585), (790, 25852032), (948, 21543360), (960, 21274068), (1152, 17728390), (1185, 17234688), (1264, 16157520), (1280, 15955551), (1422, 14362240), (1440, 14182712), (1580, 12926016), (1896, 10771680), (1920, 10637034), (2304, 8864195), (2370, 8617344), (2528, 8078760), (2844, 7181120), (2880, 7091356), (3160, 6463008), (3555, 5744896), (3792, 5385840), (3840, 5318517), (4740, 4308672), (5056, 4039380), (5688, 3590560), (5760, 3545678), (6320, 3231504), (7110, 2872448), (7584, 2692920), (9480, 2154336), (10112, 2019690), (11376, 1795280), (11520, 1772839), (12640, 1615752), (14220, 1436224), (15168, 1346460), (18960, 1077168), (20224, 1009845), (22441, 910080), (22752, 897640), (25280, 807876), (28440, 718112), (30336, 673230), (37920, 538584), (44882, 455040), (45504, 448820), (50560, 403938), (56880, 359056), (60672, 336615), (67323, 303360), (75840, 269292), (89764, 227520), (91008, 224410), (101120, 201969), (112205, 182016), (113760, 179528), (134646, 151680)]