19786323840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:1061

約数の個数: 256

約数和(自身を含む): 64284675840

約数和(自身を除く): 44498352000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 131, 160, 192, 194, 240, 262, 291, 320, 384, 388, 393, 480, 485, 524, 582, 640, 655, 776, 786, 811, 960, 970, 1048, 1164, 1310, 1455, 1552, 1572, 1622, 1920, 1940, 1965, 2096, 2328, 2433, 2620, 2910, 3104, 3144, 3244, 3880, 3930, 4055, 4192, 4656, 4866, 5240, 5820, 6208, 6288, 6488, 7760, 7860, 8110, 8384, 9312, 9732, 10480, 11640, 12165, 12416, 12576, 12707, 12976, 15520, 15720, 16220, 16768, 18624, 19464, 20960, 23280, 24330, 25152, 25414, 25952, 31040, 31440, 32440, 37248, 38121, 38928, 41920, 46560, 48660, 50304, 50828, 51904, 62080, 62880, 63535, 64880, 76242, 77856, 78667, 83840, 93120, 97320, 101656, 103808, 106241, 125760, 127070, 129760, 152484, 155712, 157334, 186240, 190605, 194640, 203312, 212482, 236001, 251520, 254140, 259520, 304968, 311424, 314668, 318723, 381210, 389280, 393335, 406624, 424964, 472002, 508280, 519040, 531205, 609936, 629336, 637446, 762420, 778560, 786670, 813248, 849928, 944004, 1016560, 1062410, 1180005, 1219872, 1258672, 1274892, 1524840, 1557120, 1573340, 1593615, 1626496, 1699856, 1888008, 2033120, 2124820, 2360010, 2439744, 2517344, 2549784, 3049680, 3146680, 3187230, 3399712, 3776016, 4066240, 4249640, 4720020, 4879488, 5034688, 5099568, 6099360, 6293360, 6374460, 6799424, 7552032, 8132480, 8499280, 9440040, 10069376, 10199136, 10305377, 12198720, 12586720, 12748920, 13598848, 15104064, 16998560, 18880080, 20398272, 20610754, 24397440, 25173440, 25497840, 30208128, 30916131, 33997120, 37760160, 40796544, 41221508, 50346880, 50995680, 51526885, 61832262, 67994240, 75520320, 82443016, 101991360, 103053770, 123664524, 151040640, 154580655, 164886032, 203982720, 206107540, 247329048, 309161310, 329772064, 412215080, 494658096, 618322620, 659544128, 824430160, 989316192, 1236645240, 1319088256, 1648860320, 1978632384, 2473290480, 3297720640, 3957264768, 4946580960, 6595441280, 9893161920, 19786323840]

約数ペア:

[(1, 19786323840), (2, 9893161920), (3, 6595441280), (4, 4946580960), (5, 3957264768), (6, 3297720640), (8, 2473290480), (10, 1978632384), (12, 1648860320), (15, 1319088256), (16, 1236645240), (20, 989316192), (24, 824430160), (30, 659544128), (32, 618322620), (40, 494658096), (48, 412215080), (60, 329772064), (64, 309161310), (80, 247329048), (96, 206107540), (97, 203982720), (120, 164886032), (128, 154580655), (131, 151040640), (160, 123664524), (192, 103053770), (194, 101991360), (240, 82443016), (262, 75520320), (291, 67994240), (320, 61832262), (384, 51526885), (388, 50995680), (393, 50346880), (480, 41221508), (485, 40796544), (524, 37760160), (582, 33997120), (640, 30916131), (655, 30208128), (776, 25497840), (786, 25173440), (811, 24397440), (960, 20610754), (970, 20398272), (1048, 18880080), (1164, 16998560), (1310, 15104064), (1455, 13598848), (1552, 12748920), (1572, 12586720), (1622, 12198720), (1920, 10305377), (1940, 10199136), (1965, 10069376), (2096, 9440040), (2328, 8499280), (2433, 8132480), (2620, 7552032), (2910, 6799424), (3104, 6374460), (3144, 6293360), (3244, 6099360), (3880, 5099568), (3930, 5034688), (4055, 4879488), (4192, 4720020), (4656, 4249640), (4866, 4066240), (5240, 3776016), (5820, 3399712), (6208, 3187230), (6288, 3146680), (6488, 3049680), (7760, 2549784), (7860, 2517344), (8110, 2439744), (8384, 2360010), (9312, 2124820), (9732, 2033120), (10480, 1888008), (11640, 1699856), (12165, 1626496), (12416, 1593615), (12576, 1573340), (12707, 1557120), (12976, 1524840), (15520, 1274892), (15720, 1258672), (16220, 1219872), (16768, 1180005), (18624, 1062410), (19464, 1016560), (20960, 944004), (23280, 849928), (24330, 813248), (25152, 786670), (25414, 778560), (25952, 762420), (31040, 637446), (31440, 629336), (32440, 609936), (37248, 531205), (38121, 519040), (38928, 508280), (41920, 472002), (46560, 424964), (48660, 406624), (50304, 393335), (50828, 389280), (51904, 381210), (62080, 318723), (62880, 314668), (63535, 311424), (64880, 304968), (76242, 259520), (77856, 254140), (78667, 251520), (83840, 236001), (93120, 212482), (97320, 203312), (101656, 194640), (103808, 190605), (106241, 186240), (125760, 157334), (127070, 155712), (129760, 152484)]