1557286560

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1123}}^1$

素因数の和:1257

約数の個数: 240

約数和(自身を含む): 5552227296

約数和(自身を除く): 3994940736

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, 72, 80, 81, 90, 96, 107, 108, 120, 135, 144, 160, 162, 180, 214, 216, 240, 270, 288, 321, 324, 360, 405, 428, 432, 480, 535, 540, 642, 648, 720, 810, 856, 864, 963, 1070, 1080, 1123, 1284, 1296, 1440, 1605, 1620, 1712, 1926, 2140, 2160, 2246, 2568, 2592, 2889, 3210, 3240, 3369, 3424, 3852, 4280, 4320, 4492, 4815, 5136, 5615, 5778, 6420, 6480, 6738, 7704, 8560, 8667, 8984, 9630, 10107, 10272, 11230, 11556, 12840, 12960, 13476, 14445, 15408, 16845, 17120, 17334, 17968, 19260, 20214, 22460, 23112, 25680, 26952, 28890, 30321, 30816, 33690, 34668, 35936, 38520, 40428, 43335, 44920, 46224, 50535, 51360, 53904, 57780, 60642, 67380, 69336, 77040, 80856, 86670, 89840, 90963, 92448, 101070, 107808, 115560, 120161, 121284, 134760, 138672, 151605, 154080, 161712, 173340, 179680, 181926, 202140, 231120, 240322, 242568, 269520, 277344, 303210, 323424, 346680, 360483, 363852, 404280, 454815, 462240, 480644, 485136, 539040, 600805, 606420, 693360, 720966, 727704, 808560, 909630, 961288, 970272, 1081449, 1201610, 1212840, 1386720, 1441932, 1455408, 1617120, 1802415, 1819260, 1922576, 2162898, 2403220, 2425680, 2883864, 2910816, 3244347, 3604830, 3638520, 3845152, 4325796, 4806440, 4851360, 5407245, 5767728, 6488694, 7209660, 7277040, 8651592, 9612880, 9733041, 10814490, 11535456, 12977388, 14419320, 14554080, 16221735, 17303184, 19225760, 19466082, 21628980, 25954776, 28838640, 32443470, 34606368, 38932164, 43257960, 48665205, 51909552, 57677280, 64886940, 77864328, 86515920, 97330410, 103819104, 129773880, 155728656, 173031840, 194660820, 259547760, 311457312, 389321640, 519095520, 778643280, 1557286560]

約数ペア:

[(1, 1557286560), (2, 778643280), (3, 519095520), (4, 389321640), (5, 311457312), (6, 259547760), (8, 194660820), (9, 173031840), (10, 155728656), (12, 129773880), (15, 103819104), (16, 97330410), (18, 86515920), (20, 77864328), (24, 64886940), (27, 57677280), (30, 51909552), (32, 48665205), (36, 43257960), (40, 38932164), (45, 34606368), (48, 32443470), (54, 28838640), (60, 25954776), (72, 21628980), (80, 19466082), (81, 19225760), (90, 17303184), (96, 16221735), (107, 14554080), (108, 14419320), (120, 12977388), (135, 11535456), (144, 10814490), (160, 9733041), (162, 9612880), (180, 8651592), (214, 7277040), (216, 7209660), (240, 6488694), (270, 5767728), (288, 5407245), (321, 4851360), (324, 4806440), (360, 4325796), (405, 3845152), (428, 3638520), (432, 3604830), (480, 3244347), (535, 2910816), (540, 2883864), (642, 2425680), (648, 2403220), (720, 2162898), (810, 1922576), (856, 1819260), (864, 1802415), (963, 1617120), (1070, 1455408), (1080, 1441932), (1123, 1386720), (1284, 1212840), (1296, 1201610), (1440, 1081449), (1605, 970272), (1620, 961288), (1712, 909630), (1926, 808560), (2140, 727704), (2160, 720966), (2246, 693360), (2568, 606420), (2592, 600805), (2889, 539040), (3210, 485136), (3240, 480644), (3369, 462240), (3424, 454815), (3852, 404280), (4280, 363852), (4320, 360483), (4492, 346680), (4815, 323424), (5136, 303210), (5615, 277344), (5778, 269520), (6420, 242568), (6480, 240322), (6738, 231120), (7704, 202140), (8560, 181926), (8667, 179680), (8984, 173340), (9630, 161712), (10107, 154080), (10272, 151605), (11230, 138672), (11556, 134760), (12840, 121284), (12960, 120161), (13476, 115560), (14445, 107808), (15408, 101070), (16845, 92448), (17120, 90963), (17334, 89840), (17968, 86670), (19260, 80856), (20214, 77040), (22460, 69336), (23112, 67380), (25680, 60642), (26952, 57780), (28890, 53904), (30321, 51360), (30816, 50535), (33690, 46224), (34668, 44920), (35936, 43335), (38520, 40428)]