31378717440

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{129707}}^1$

素因数の和:129744

約数の個数: 288

約数和(自身を含む): 127259112960

約数和(自身を除く): 95880395520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 8064, 8640, 8960, 10080, 11520, 12096, 13440, 15120, 16128, 17280, 20160, 24192, 26880, 30240, 34560, 40320, 48384, 60480, 80640, 120960, 129707, 241920, 259414, 389121, 518828, 648535, 778242, 907949, 1037656, 1167363, 1297070, 1556484, 1815898, 1945605, 2075312, 2334726, 2594140, 2723847, 3112968, 3502089, 3631796, 3891210, 4150624, 4539745, 4669452, 5188280, 5447694, 5836815, 6225936, 7004178, 7263592, 7782420, 8171541, 8301248, 9079490, 9338904, 10376560, 10895388, 11673630, 12451872, 13619235, 14008356, 14527184, 15564840, 16343082, 16602496, 17510445, 18158980, 18677808, 20753120, 21790776, 23347260, 24514623, 24903744, 27238470, 28016712, 29054368, 31129680, 32686164, 33204992, 35020890, 36317960, 37355616, 40857705, 41506240, 43581552, 46694520, 49029246, 49807488, 54476940, 56033424, 58108736, 62259360, 65372328, 70041780, 72635920, 74711232, 81715410, 83012480, 87163104, 93389040, 98058492, 99614976, 108953880, 112066848, 116217472, 122573115, 124518720, 130744656, 140083560, 145271840, 149422464, 163430820, 166024960, 174326208, 186778080, 196116984, 217907760, 224133696, 232434944, 245146230, 249037440, 261489312, 280167120, 290543680, 298844928, 326861640, 348652416, 373556160, 392233968, 435815520, 448267392, 490292460, 498074880, 522978624, 560334240, 581087360, 653723280, 697304832, 747112320, 784467936, 871631040, 896534784, 980584920, 1045957248, 1120668480, 1162174720, 1307446560, 1494224640, 1568935872, 1743262080, 1961169840, 2091914496, 2241336960, 2614893120, 3137871744, 3486524160, 3922339680, 4482673920, 5229786240, 6275743488, 7844679360, 10459572480, 15689358720, 31378717440]

約数ペア:

[(1, 31378717440), (2, 15689358720), (3, 10459572480), (4, 7844679360), (5, 6275743488), (6, 5229786240), (7, 4482673920), (8, 3922339680), (9, 3486524160), (10, 3137871744), (12, 2614893120), (14, 2241336960), (15, 2091914496), (16, 1961169840), (18, 1743262080), (20, 1568935872), (21, 1494224640), (24, 1307446560), (27, 1162174720), (28, 1120668480), (30, 1045957248), (32, 980584920), (35, 896534784), (36, 871631040), (40, 784467936), (42, 747112320), (45, 697304832), (48, 653723280), (54, 581087360), (56, 560334240), (60, 522978624), (63, 498074880), (64, 490292460), (70, 448267392), (72, 435815520), (80, 392233968), (84, 373556160), (90, 348652416), (96, 326861640), (105, 298844928), (108, 290543680), (112, 280167120), (120, 261489312), (126, 249037440), (128, 245146230), (135, 232434944), (140, 224133696), (144, 217907760), (160, 196116984), (168, 186778080), (180, 174326208), (189, 166024960), (192, 163430820), (210, 149422464), (216, 145271840), (224, 140083560), (240, 130744656), (252, 124518720), (256, 122573115), (270, 116217472), (280, 112066848), (288, 108953880), (315, 99614976), (320, 98058492), (336, 93389040), (360, 87163104), (378, 83012480), (384, 81715410), (420, 74711232), (432, 72635920), (448, 70041780), (480, 65372328), (504, 62259360), (540, 58108736), (560, 56033424), (576, 54476940), (630, 49807488), (640, 49029246), (672, 46694520), (720, 43581552), (756, 41506240), (768, 40857705), (840, 37355616), (864, 36317960), (896, 35020890), (945, 33204992), (960, 32686164), (1008, 31129680), (1080, 29054368), (1120, 28016712), (1152, 27238470), (1260, 24903744), (1280, 24514623), (1344, 23347260), (1440, 21790776), (1512, 20753120), (1680, 18677808), (1728, 18158980), (1792, 17510445), (1890, 16602496), (1920, 16343082), (2016, 15564840), (2160, 14527184), (2240, 14008356), (2304, 13619235), (2520, 12451872), (2688, 11673630), (2880, 10895388), (3024, 10376560), (3360, 9338904), (3456, 9079490), (3780, 8301248), (3840, 8171541), (4032, 7782420), (4320, 7263592), (4480, 7004178), (5040, 6225936), (5376, 5836815), (5760, 5447694), (6048, 5188280), (6720, 4669452), (6912, 4539745), (7560, 4150624), (8064, 3891210), (8640, 3631796), (8960, 3502089), (10080, 3112968), (11520, 2723847), (12096, 2594140), (13440, 2334726), (15120, 2075312), (16128, 1945605), (17280, 1815898), (20160, 1556484), (24192, 1297070), (26880, 1167363), (30240, 1037656), (34560, 907949), (40320, 778242), (48384, 648535), (60480, 518828), (80640, 389121), (120960, 259414), (129707, 241920)]