20425841280

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10103}}^1$

素因数の和:10150

約数の個数: 384

約数和(自身を含む): 78779675520

約数和(自身を除く): 58353834240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 243, 260, 270, 288, 312, 320, 324, 351, 360, 384, 390, 405, 416, 432, 468, 480, 486, 520, 540, 576, 585, 624, 640, 648, 702, 720, 780, 810, 832, 864, 936, 960, 972, 1040, 1053, 1080, 1152, 1170, 1215, 1248, 1296, 1404, 1440, 1560, 1620, 1664, 1728, 1755, 1872, 1920, 1944, 2080, 2106, 2160, 2340, 2430, 2496, 2592, 2808, 2880, 3120, 3159, 3240, 3456, 3510, 3744, 3888, 4160, 4212, 4320, 4680, 4860, 4992, 5184, 5265, 5616, 5760, 6240, 6318, 6480, 7020, 7488, 7776, 8320, 8424, 8640, 9360, 9720, 10103, 10368, 10530, 11232, 12480, 12636, 12960, 14040, 14976, 15552, 15795, 16848, 17280, 18720, 19440, 20206, 21060, 22464, 24960, 25272, 25920, 28080, 30309, 31104, 31590, 33696, 37440, 38880, 40412, 42120, 44928, 50515, 50544, 51840, 56160, 60618, 63180, 67392, 74880, 77760, 80824, 84240, 90927, 101030, 101088, 112320, 121236, 126360, 131339, 134784, 151545, 155520, 161648, 168480, 181854, 202060, 202176, 224640, 242472, 252720, 262678, 272781, 303090, 323296, 336960, 363708, 394017, 404120, 404352, 454635, 484944, 505440, 525356, 545562, 606180, 646592, 656695, 673920, 727416, 788034, 808240, 818343, 909270, 969888, 1010880, 1050712, 1091124, 1182051, 1212360, 1293184, 1313390, 1363905, 1454832, 1576068, 1616480, 1636686, 1818540, 1939776, 1970085, 2021760, 2101424, 2182248, 2364102, 2424720, 2455029, 2626780, 2727810, 2909664, 3152136, 3232960, 3273372, 3546153, 3637080, 3879552, 3940170, 4091715, 4202848, 4364496, 4728204, 4849440, 4910058, 5253560, 5455620, 5819328, 5910255, 6304272, 6465920, 6546744, 7092306, 7274160, 7880340, 8183430, 8405696, 8728992, 9456408, 9698880, 9820116, 10507120, 10638459, 10911240, 11638656, 11820510, 12275145, 12608544, 13093488, 14184612, 14548320, 15760680, 16366860, 16811392, 17457984, 17730765, 18912816, 19397760, 19640232, 21014240, 21276918, 21822480, 23641020, 24550290, 25217088, 26186976, 28369224, 29096640, 31521360, 31915377, 32733720, 34915968, 35461530, 37825632, 39280464, 42028480, 42553836, 43644960, 47282040, 49100580, 50434176, 52373952, 53192295, 56738448, 58193280, 63042720, 63830754, 65467440, 70923060, 75651264, 78560928, 84056960, 85107672, 87289920, 94564080, 98201160, 104747904, 106384590, 113476896, 126085440, 127661508, 130934880, 141846120, 151302528, 157121856, 159576885, 170215344, 174579840, 189128160, 196402320, 212769180, 226953792, 252170880, 255323016, 261869760, 283692240, 314243712, 319153770, 340430688, 378256320, 392804640, 425538360, 453907584, 510646032, 523739520, 567384480, 638307540, 680861376, 756512640, 785609280, 851076720, 1021292064, 1134768960, 1276615080, 1361722752, 1571218560, 1702153440, 2042584128, 2269537920, 2553230160, 3404306880, 4085168256, 5106460320, 6808613760, 10212920640, 20425841280]

約数ペア:

[(1, 20425841280), (2, 10212920640), (3, 6808613760), (4, 5106460320), (5, 4085168256), (6, 3404306880), (8, 2553230160), (9, 2269537920), (10, 2042584128), (12, 1702153440), (13, 1571218560), (15, 1361722752), (16, 1276615080), (18, 1134768960), (20, 1021292064), (24, 851076720), (26, 785609280), (27, 756512640), (30, 680861376), (32, 638307540), (36, 567384480), (39, 523739520), (40, 510646032), (45, 453907584), (48, 425538360), (52, 392804640), (54, 378256320), (60, 340430688), (64, 319153770), (65, 314243712), (72, 283692240), (78, 261869760), (80, 255323016), (81, 252170880), (90, 226953792), (96, 212769180), (104, 196402320), (108, 189128160), (117, 174579840), (120, 170215344), (128, 159576885), (130, 157121856), (135, 151302528), (144, 141846120), (156, 130934880), (160, 127661508), (162, 126085440), (180, 113476896), (192, 106384590), (195, 104747904), (208, 98201160), (216, 94564080), (234, 87289920), (240, 85107672), (243, 84056960), (260, 78560928), (270, 75651264), (288, 70923060), (312, 65467440), (320, 63830754), (324, 63042720), (351, 58193280), (360, 56738448), (384, 53192295), (390, 52373952), (405, 50434176), (416, 49100580), (432, 47282040), (468, 43644960), (480, 42553836), (486, 42028480), (520, 39280464), (540, 37825632), (576, 35461530), (585, 34915968), (624, 32733720), (640, 31915377), (648, 31521360), (702, 29096640), (720, 28369224), (780, 26186976), (810, 25217088), (832, 24550290), (864, 23641020), (936, 21822480), (960, 21276918), (972, 21014240), (1040, 19640232), (1053, 19397760), (1080, 18912816), (1152, 17730765), (1170, 17457984), (1215, 16811392), (1248, 16366860), (1296, 15760680), (1404, 14548320), (1440, 14184612), (1560, 13093488), (1620, 12608544), (1664, 12275145), (1728, 11820510), (1755, 11638656), (1872, 10911240), (1920, 10638459), (1944, 10507120), (2080, 9820116), (2106, 9698880), (2160, 9456408), (2340, 8728992), (2430, 8405696), (2496, 8183430), (2592, 7880340), (2808, 7274160), (2880, 7092306), (3120, 6546744), (3159, 6465920), (3240, 6304272), (3456, 5910255), (3510, 5819328), (3744, 5455620), (3888, 5253560), (4160, 4910058), (4212, 4849440), (4320, 4728204), (4680, 4364496), (4860, 4202848), (4992, 4091715), (5184, 3940170), (5265, 3879552), (5616, 3637080), (5760, 3546153), (6240, 3273372), (6318, 3232960), (6480, 3152136), (7020, 2909664), (7488, 2727810), (7776, 2626780), (8320, 2455029), (8424, 2424720), (8640, 2364102), (9360, 2182248), (9720, 2101424), (10103, 2021760), (10368, 1970085), (10530, 1939776), (11232, 1818540), (12480, 1636686), (12636, 1616480), (12960, 1576068), (14040, 1454832), (14976, 1363905), (15552, 1313390), (15795, 1293184), (16848, 1212360), (17280, 1182051), (18720, 1091124), (19440, 1050712), (20206, 1010880), (21060, 969888), (22464, 909270), (24960, 818343), (25272, 808240), (25920, 788034), (28080, 727416), (30309, 673920), (31104, 656695), (31590, 646592), (33696, 606180), (37440, 545562), (38880, 525356), (40412, 505440), (42120, 484944), (44928, 454635), (50515, 404352), (50544, 404120), (51840, 394017), (56160, 363708), (60618, 336960), (63180, 323296), (67392, 303090), (74880, 272781), (77760, 262678), (80824, 252720), (84240, 242472), (90927, 224640), (101030, 202176), (101088, 202060), (112320, 181854), (121236, 168480), (126360, 161648), (131339, 155520), (134784, 151545)]