320659920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 360

約数和(自身を含む): 1281781800

約数和(自身を除く): 961121880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 61, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 122, 126, 140, 144, 147, 149, 168, 180, 183, 196, 210, 240, 244, 245, 252, 280, 294, 298, 305, 315, 336, 360, 366, 392, 420, 427, 441, 447, 488, 490, 504, 549, 560, 588, 596, 610, 630, 720, 732, 735, 745, 784, 840, 854, 882, 894, 915, 976, 980, 1008, 1043, 1098, 1176, 1192, 1220, 1260, 1281, 1341, 1464, 1470, 1490, 1680, 1708, 1764, 1788, 1830, 1960, 2086, 2135, 2196, 2205, 2235, 2352, 2384, 2440, 2520, 2562, 2682, 2745, 2928, 2940, 2980, 2989, 3129, 3416, 3528, 3576, 3660, 3843, 3920, 4172, 4270, 4392, 4410, 4470, 4880, 5040, 5124, 5215, 5364, 5490, 5880, 5960, 5978, 6258, 6405, 6705, 6832, 7056, 7152, 7301, 7320, 7686, 8344, 8540, 8784, 8820, 8940, 8967, 9089, 9387, 10248, 10430, 10728, 10980, 11760, 11920, 11956, 12516, 12810, 13410, 14602, 14640, 14945, 15372, 15645, 16688, 17080, 17640, 17880, 17934, 18178, 18774, 19215, 20496, 20860, 21456, 21903, 21960, 23912, 25032, 25620, 26820, 26901, 27267, 29204, 29890, 30744, 31290, 34160, 35280, 35760, 35868, 36356, 36505, 37548, 38430, 41720, 43806, 43920, 44835, 45445, 46935, 47824, 50064, 51240, 53640, 53802, 54534, 58408, 59780, 61488, 62580, 63623, 65709, 71736, 72712, 73010, 75096, 76860, 81801, 83440, 87612, 89670, 90890, 93870, 102480, 107280, 107604, 109068, 109515, 116816, 119560, 125160, 127246, 131418, 134505, 136335, 143472, 145424, 146020, 150192, 153720, 163602, 175224, 179340, 181780, 187740, 190869, 215208, 218136, 219030, 239120, 250320, 254492, 262836, 269010, 272670, 292040, 307440, 318115, 327204, 328545, 350448, 358680, 363560, 375480, 381738, 409005, 430416, 436272, 438060, 445361, 508984, 525672, 538020, 545340, 572607, 584080, 636230, 654408, 657090, 717360, 727120, 750960, 763476, 818010, 876120, 890722, 954345, 1017968, 1051344, 1076040, 1090680, 1145214, 1272460, 1308816, 1314180, 1336083, 1526952, 1636020, 1752240, 1781444, 1908690, 2152080, 2181360, 2226805, 2290428, 2544920, 2628360, 2672166, 2863035, 3053904, 3272040, 3562888, 3817380, 4008249, 4453610, 4580856, 5089840, 5256720, 5344332, 5726070, 6544080, 6680415, 7125776, 7634760, 8016498, 8907220, 9161712, 10688664, 11452140, 13360830, 15269520, 16032996, 17814440, 20041245, 21377328, 22904280, 26721660, 32065992, 35628880, 40082490, 45808560, 53443320, 64131984, 80164980, 106886640, 160329960, 320659920]

約数ペア:

[(1, 320659920), (2, 160329960), (3, 106886640), (4, 80164980), (5, 64131984), (6, 53443320), (7, 45808560), (8, 40082490), (9, 35628880), (10, 32065992), (12, 26721660), (14, 22904280), (15, 21377328), (16, 20041245), (18, 17814440), (20, 16032996), (21, 15269520), (24, 13360830), (28, 11452140), (30, 10688664), (35, 9161712), (36, 8907220), (40, 8016498), (42, 7634760), (45, 7125776), (48, 6680415), (49, 6544080), (56, 5726070), (60, 5344332), (61, 5256720), (63, 5089840), (70, 4580856), (72, 4453610), (80, 4008249), (84, 3817380), (90, 3562888), (98, 3272040), (105, 3053904), (112, 2863035), (120, 2672166), (122, 2628360), (126, 2544920), (140, 2290428), (144, 2226805), (147, 2181360), (149, 2152080), (168, 1908690), (180, 1781444), (183, 1752240), (196, 1636020), (210, 1526952), (240, 1336083), (244, 1314180), (245, 1308816), (252, 1272460), (280, 1145214), (294, 1090680), (298, 1076040), (305, 1051344), (315, 1017968), (336, 954345), (360, 890722), (366, 876120), (392, 818010), (420, 763476), (427, 750960), (441, 727120), (447, 717360), (488, 657090), (490, 654408), (504, 636230), (549, 584080), (560, 572607), (588, 545340), (596, 538020), (610, 525672), (630, 508984), (720, 445361), (732, 438060), (735, 436272), (745, 430416), (784, 409005), (840, 381738), (854, 375480), (882, 363560), (894, 358680), (915, 350448), (976, 328545), (980, 327204), (1008, 318115), (1043, 307440), (1098, 292040), (1176, 272670), (1192, 269010), (1220, 262836), (1260, 254492), (1281, 250320), (1341, 239120), (1464, 219030), (1470, 218136), (1490, 215208), (1680, 190869), (1708, 187740), (1764, 181780), (1788, 179340), (1830, 175224), (1960, 163602), (2086, 153720), (2135, 150192), (2196, 146020), (2205, 145424), (2235, 143472), (2352, 136335), (2384, 134505), (2440, 131418), (2520, 127246), (2562, 125160), (2682, 119560), (2745, 116816), (2928, 109515), (2940, 109068), (2980, 107604), (2989, 107280), (3129, 102480), (3416, 93870), (3528, 90890), (3576, 89670), (3660, 87612), (3843, 83440), (3920, 81801), (4172, 76860), (4270, 75096), (4392, 73010), (4410, 72712), (4470, 71736), (4880, 65709), (5040, 63623), (5124, 62580), (5215, 61488), (5364, 59780), (5490, 58408), (5880, 54534), (5960, 53802), (5978, 53640), (6258, 51240), (6405, 50064), (6705, 47824), (6832, 46935), (7056, 45445), (7152, 44835), (7301, 43920), (7320, 43806), (7686, 41720), (8344, 38430), (8540, 37548), (8784, 36505), (8820, 36356), (8940, 35868), (8967, 35760), (9089, 35280), (9387, 34160), (10248, 31290), (10430, 30744), (10728, 29890), (10980, 29204), (11760, 27267), (11920, 26901), (11956, 26820), (12516, 25620), (12810, 25032), (13410, 23912), (14602, 21960), (14640, 21903), (14945, 21456), (15372, 20860), (15645, 20496), (16688, 19215), (17080, 18774), (17640, 18178), (17880, 17934)]