1281798000

素因数分解:

$2^4\times 3^3\times 5^3\times 7^1\times {\mathrm{3391}}^1$

素因数の和:3430

約数の個数: 320

約数和(自身を含む): 5249187840

約数和(自身を除く): 3967389840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 108, 112, 120, 125, 126, 135, 140, 144, 150, 168, 175, 180, 189, 200, 210, 216, 225, 240, 250, 252, 270, 280, 300, 315, 336, 350, 360, 375, 378, 400, 420, 432, 450, 500, 504, 525, 540, 560, 600, 630, 675, 700, 720, 750, 756, 840, 875, 900, 945, 1000, 1008, 1050, 1080, 1125, 1200, 1260, 1350, 1400, 1500, 1512, 1575, 1680, 1750, 1800, 1890, 2000, 2100, 2160, 2250, 2520, 2625, 2700, 2800, 3000, 3024, 3150, 3375, 3391, 3500, 3600, 3780, 4200, 4500, 4725, 5040, 5250, 5400, 6000, 6300, 6750, 6782, 7000, 7560, 7875, 8400, 9000, 9450, 10173, 10500, 10800, 12600, 13500, 13564, 14000, 15120, 15750, 16955, 18000, 18900, 20346, 21000, 23625, 23737, 25200, 27000, 27128, 30519, 31500, 33910, 37800, 40692, 42000, 47250, 47474, 50865, 54000, 54256, 61038, 63000, 67820, 71211, 75600, 81384, 84775, 91557, 94500, 94948, 101730, 118685, 122076, 126000, 135640, 142422, 152595, 162768, 169550, 183114, 189000, 189896, 203460, 213633, 237370, 244152, 254325, 271280, 284844, 305190, 339100, 356055, 366228, 378000, 379792, 406920, 423875, 427266, 457785, 474740, 488304, 508650, 569688, 593425, 610380, 640899, 678200, 712110, 732456, 762975, 813840, 847750, 854532, 915570, 949480, 1017300, 1068165, 1139376, 1186850, 1220760, 1271625, 1281798, 1356400, 1424220, 1464912, 1525950, 1695500, 1709064, 1780275, 1831140, 1898960, 2034600, 2136330, 2288925, 2373700, 2441520, 2543250, 2563596, 2848440, 2967125, 3051900, 3204495, 3391000, 3418128, 3560550, 3662280, 3814875, 4069200, 4272660, 4577850, 4747400, 5086500, 5127192, 5340825, 5696880, 5934250, 6103800, 6408990, 6782000, 7121100, 7324560, 7629750, 8545320, 8901375, 9155700, 9494800, 10173000, 10254384, 10681650, 11444625, 11868500, 12207600, 12817980, 14242200, 15259500, 16022475, 17090640, 17802750, 18311400, 20346000, 21363300, 22889250, 23737000, 25635960, 26704125, 28484400, 30519000, 32044950, 35605500, 36622800, 42726600, 45778500, 47474000, 51271920, 53408250, 61038000, 64089900, 71211000, 80112375, 85453200, 91557000, 106816500, 128179800, 142422000, 160224750, 183114000, 213633000, 256359600, 320449500, 427266000, 640899000, 1281798000]

約数ペア:

[(1, 1281798000), (2, 640899000), (3, 427266000), (4, 320449500), (5, 256359600), (6, 213633000), (7, 183114000), (8, 160224750), (9, 142422000), (10, 128179800), (12, 106816500), (14, 91557000), (15, 85453200), (16, 80112375), (18, 71211000), (20, 64089900), (21, 61038000), (24, 53408250), (25, 51271920), (27, 47474000), (28, 45778500), (30, 42726600), (35, 36622800), (36, 35605500), (40, 32044950), (42, 30519000), (45, 28484400), (48, 26704125), (50, 25635960), (54, 23737000), (56, 22889250), (60, 21363300), (63, 20346000), (70, 18311400), (72, 17802750), (75, 17090640), (80, 16022475), (84, 15259500), (90, 14242200), (100, 12817980), (105, 12207600), (108, 11868500), (112, 11444625), (120, 10681650), (125, 10254384), (126, 10173000), (135, 9494800), (140, 9155700), (144, 8901375), (150, 8545320), (168, 7629750), (175, 7324560), (180, 7121100), (189, 6782000), (200, 6408990), (210, 6103800), (216, 5934250), (225, 5696880), (240, 5340825), (250, 5127192), (252, 5086500), (270, 4747400), (280, 4577850), (300, 4272660), (315, 4069200), (336, 3814875), (350, 3662280), (360, 3560550), (375, 3418128), (378, 3391000), (400, 3204495), (420, 3051900), (432, 2967125), (450, 2848440), (500, 2563596), (504, 2543250), (525, 2441520), (540, 2373700), (560, 2288925), (600, 2136330), (630, 2034600), (675, 1898960), (700, 1831140), (720, 1780275), (750, 1709064), (756, 1695500), (840, 1525950), (875, 1464912), (900, 1424220), (945, 1356400), (1000, 1281798), (1008, 1271625), (1050, 1220760), (1080, 1186850), (1125, 1139376), (1200, 1068165), (1260, 1017300), (1350, 949480), (1400, 915570), (1500, 854532), (1512, 847750), (1575, 813840), (1680, 762975), (1750, 732456), (1800, 712110), (1890, 678200), (2000, 640899), (2100, 610380), (2160, 593425), (2250, 569688), (2520, 508650), (2625, 488304), (2700, 474740), (2800, 457785), (3000, 427266), (3024, 423875), (3150, 406920), (3375, 379792), (3391, 378000), (3500, 366228), (3600, 356055), (3780, 339100), (4200, 305190), (4500, 284844), (4725, 271280), (5040, 254325), (5250, 244152), (5400, 237370), (6000, 213633), (6300, 203460), (6750, 189896), (6782, 189000), (7000, 183114), (7560, 169550), (7875, 162768), (8400, 152595), (9000, 142422), (9450, 135640), (10173, 126000), (10500, 122076), (10800, 118685), (12600, 101730), (13500, 94948), (13564, 94500), (14000, 91557), (15120, 84775), (15750, 81384), (16955, 75600), (18000, 71211), (18900, 67820), (20346, 63000), (21000, 61038), (23625, 54256), (23737, 54000), (25200, 50865), (27000, 47474), (27128, 47250), (30519, 42000), (31500, 40692), (33910, 37800)]