20581633440

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31139}}^1$

素因数の和:31186

約数の個数: 288

約数和(自身を含む): 77123067840

約数和(自身を除く): 56541434400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 204, 216, 240, 243, 255, 270, 272, 288, 306, 324, 340, 360, 405, 408, 432, 459, 480, 486, 510, 540, 544, 612, 648, 680, 720, 765, 810, 816, 864, 918, 972, 1020, 1080, 1215, 1224, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1836, 1944, 2040, 2160, 2295, 2430, 2448, 2592, 2720, 2754, 3060, 3240, 3672, 3888, 4080, 4131, 4320, 4590, 4860, 4896, 5508, 6120, 6480, 6885, 7344, 7776, 8160, 8262, 9180, 9720, 11016, 12240, 12960, 13770, 14688, 16524, 18360, 19440, 20655, 22032, 24480, 27540, 31139, 33048, 36720, 38880, 41310, 44064, 55080, 62278, 66096, 73440, 82620, 93417, 110160, 124556, 132192, 155695, 165240, 186834, 220320, 249112, 280251, 311390, 330480, 373668, 467085, 498224, 529363, 560502, 622780, 660960, 747336, 840753, 934170, 996448, 1058726, 1121004, 1245560, 1401255, 1494672, 1588089, 1681506, 1868340, 2117452, 2242008, 2491120, 2522259, 2646815, 2802510, 2989344, 3176178, 3363012, 3736680, 4203765, 4234904, 4484016, 4764267, 4982240, 5044518, 5293630, 5605020, 6352356, 6726024, 7473360, 7566777, 7940445, 8407530, 8469808, 8968032, 9528534, 10089036, 10587260, 11210040, 12611295, 12704712, 13452048, 14292801, 14946720, 15133554, 15880890, 16815060, 16939616, 19057068, 20178072, 21174520, 22420080, 23821335, 25222590, 25409424, 26904096, 28585602, 30267108, 31761780, 33630120, 37833885, 38114136, 40356144, 42349040, 42878403, 44840160, 47642670, 50445180, 50818848, 57171204, 60534216, 63523560, 67260240, 71464005, 75667770, 76228272, 80712288, 84698080, 85756806, 95285340, 100890360, 114342408, 121068432, 127047120, 128635209, 134520480, 142928010, 151335540, 152456544, 171513612, 190570680, 201780720, 214392015, 228684816, 242136864, 254094240, 257270418, 285856020, 302671080, 343027224, 381141360, 403561440, 428784030, 457369632, 514540836, 571712040, 605342160, 643176045, 686054448, 762282720, 857568060, 1029081672, 1143424080, 1210684320, 1286352090, 1372108896, 1715136120, 2058163344, 2286848160, 2572704180, 3430272240, 4116326688, 5145408360, 6860544480, 10290816720, 20581633440]

約数ペア:

[(1, 20581633440), (2, 10290816720), (3, 6860544480), (4, 5145408360), (5, 4116326688), (6, 3430272240), (8, 2572704180), (9, 2286848160), (10, 2058163344), (12, 1715136120), (15, 1372108896), (16, 1286352090), (17, 1210684320), (18, 1143424080), (20, 1029081672), (24, 857568060), (27, 762282720), (30, 686054448), (32, 643176045), (34, 605342160), (36, 571712040), (40, 514540836), (45, 457369632), (48, 428784030), (51, 403561440), (54, 381141360), (60, 343027224), (68, 302671080), (72, 285856020), (80, 257270418), (81, 254094240), (85, 242136864), (90, 228684816), (96, 214392015), (102, 201780720), (108, 190570680), (120, 171513612), (135, 152456544), (136, 151335540), (144, 142928010), (153, 134520480), (160, 128635209), (162, 127047120), (170, 121068432), (180, 114342408), (204, 100890360), (216, 95285340), (240, 85756806), (243, 84698080), (255, 80712288), (270, 76228272), (272, 75667770), (288, 71464005), (306, 67260240), (324, 63523560), (340, 60534216), (360, 57171204), (405, 50818848), (408, 50445180), (432, 47642670), (459, 44840160), (480, 42878403), (486, 42349040), (510, 40356144), (540, 38114136), (544, 37833885), (612, 33630120), (648, 31761780), (680, 30267108), (720, 28585602), (765, 26904096), (810, 25409424), (816, 25222590), (864, 23821335), (918, 22420080), (972, 21174520), (1020, 20178072), (1080, 19057068), (1215, 16939616), (1224, 16815060), (1296, 15880890), (1360, 15133554), (1377, 14946720), (1440, 14292801), (1530, 13452048), (1620, 12704712), (1632, 12611295), (1836, 11210040), (1944, 10587260), (2040, 10089036), (2160, 9528534), (2295, 8968032), (2430, 8469808), (2448, 8407530), (2592, 7940445), (2720, 7566777), (2754, 7473360), (3060, 6726024), (3240, 6352356), (3672, 5605020), (3888, 5293630), (4080, 5044518), (4131, 4982240), (4320, 4764267), (4590, 4484016), (4860, 4234904), (4896, 4203765), (5508, 3736680), (6120, 3363012), (6480, 3176178), (6885, 2989344), (7344, 2802510), (7776, 2646815), (8160, 2522259), (8262, 2491120), (9180, 2242008), (9720, 2117452), (11016, 1868340), (12240, 1681506), (12960, 1588089), (13770, 1494672), (14688, 1401255), (16524, 1245560), (18360, 1121004), (19440, 1058726), (20655, 996448), (22032, 934170), (24480, 840753), (27540, 747336), (31139, 660960), (33048, 622780), (36720, 560502), (38880, 529363), (41310, 498224), (44064, 467085), (55080, 373668), (62278, 330480), (66096, 311390), (73440, 280251), (82620, 249112), (93417, 220320), (110160, 186834), (124556, 165240), (132192, 155695)]