1397142720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15649}}^1$

素因数の和:15703

約数の個数: 168

約数和(自身を含む): 4960924800

約数和(自身を除く): 3563782080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2480, 2790, 2880, 2976, 3720, 4464, 4960, 5580, 5952, 7440, 8928, 9920, 11160, 14880, 15649, 17856, 22320, 29760, 31298, 44640, 46947, 62596, 78245, 89280, 93894, 125192, 140841, 156490, 187788, 234735, 250384, 281682, 312980, 375576, 469470, 485119, 500768, 563364, 625960, 704205, 751152, 938940, 970238, 1001536, 1126728, 1251920, 1408410, 1455357, 1502304, 1877880, 1940476, 2253456, 2425595, 2503840, 2816820, 2910714, 3004608, 3755760, 3880952, 4366071, 4506912, 4851190, 5007680, 5633640, 5821428, 7276785, 7511520, 7761904, 8732142, 9013824, 9702380, 11267280, 11642856, 14553570, 15023040, 15523808, 17464284, 19404760, 21830355, 22534560, 23285712, 29107140, 31047616, 34928568, 38809520, 43660710, 45069120, 46571424, 58214280, 69857136, 77619040, 87321420, 93142848, 116428560, 139714272, 155238080, 174642840, 232857120, 279428544, 349285680, 465714240, 698571360, 1397142720]

約数ペア:

[(1, 1397142720), (2, 698571360), (3, 465714240), (4, 349285680), (5, 279428544), (6, 232857120), (8, 174642840), (9, 155238080), (10, 139714272), (12, 116428560), (15, 93142848), (16, 87321420), (18, 77619040), (20, 69857136), (24, 58214280), (30, 46571424), (31, 45069120), (32, 43660710), (36, 38809520), (40, 34928568), (45, 31047616), (48, 29107140), (60, 23285712), (62, 22534560), (64, 21830355), (72, 19404760), (80, 17464284), (90, 15523808), (93, 15023040), (96, 14553570), (120, 11642856), (124, 11267280), (144, 9702380), (155, 9013824), (160, 8732142), (180, 7761904), (186, 7511520), (192, 7276785), (240, 5821428), (248, 5633640), (279, 5007680), (288, 4851190), (310, 4506912), (320, 4366071), (360, 3880952), (372, 3755760), (465, 3004608), (480, 2910714), (496, 2816820), (558, 2503840), (576, 2425595), (620, 2253456), (720, 1940476), (744, 1877880), (930, 1502304), (960, 1455357), (992, 1408410), (1116, 1251920), (1240, 1126728), (1395, 1001536), (1440, 970238), (1488, 938940), (1860, 751152), (1984, 704205), (2232, 625960), (2480, 563364), (2790, 500768), (2880, 485119), (2976, 469470), (3720, 375576), (4464, 312980), (4960, 281682), (5580, 250384), (5952, 234735), (7440, 187788), (8928, 156490), (9920, 140841), (11160, 125192), (14880, 93894), (15649, 89280), (17856, 78245), (22320, 62596), (29760, 46947), (31298, 44640)]