287680000

素因数分解:

$2^9\times 5^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 200

約数和(自身を含む): 767004480

約数和(自身を除く): 479324480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 32, 40, 50, 58, 62, 64, 80, 100, 116, 124, 125, 128, 145, 155, 160, 200, 232, 248, 250, 256, 290, 310, 320, 400, 464, 496, 500, 512, 580, 620, 625, 640, 725, 775, 800, 899, 928, 992, 1000, 1160, 1240, 1250, 1280, 1450, 1550, 1600, 1798, 1856, 1984, 2000, 2320, 2480, 2500, 2560, 2900, 3100, 3200, 3596, 3625, 3712, 3875, 3968, 4000, 4495, 4640, 4960, 5000, 5800, 6200, 6400, 7192, 7250, 7424, 7750, 7936, 8000, 8990, 9280, 9920, 10000, 11600, 12400, 12800, 14384, 14500, 14848, 15500, 15872, 16000, 17980, 18125, 18560, 19375, 19840, 20000, 22475, 23200, 24800, 28768, 29000, 31000, 32000, 35960, 36250, 37120, 38750, 39680, 40000, 44950, 46400, 49600, 57536, 58000, 62000, 64000, 71920, 72500, 74240, 77500, 79360, 80000, 89900, 92800, 99200, 112375, 115072, 116000, 124000, 143840, 145000, 155000, 160000, 179800, 185600, 198400, 224750, 230144, 232000, 248000, 287680, 290000, 310000, 320000, 359600, 371200, 396800, 449500, 460288, 464000, 496000, 561875, 575360, 580000, 620000, 719200, 899000, 928000, 992000, 1123750, 1150720, 1160000, 1240000, 1438400, 1798000, 1856000, 1984000, 2247500, 2301440, 2320000, 2480000, 2876800, 3596000, 4495000, 4640000, 4960000, 5753600, 7192000, 8990000, 9280000, 9920000, 11507200, 14384000, 17980000, 28768000, 35960000, 57536000, 71920000, 143840000, 287680000]

約数ペア:

[(1, 287680000), (2, 143840000), (4, 71920000), (5, 57536000), (8, 35960000), (10, 28768000), (16, 17980000), (20, 14384000), (25, 11507200), (29, 9920000), (31, 9280000), (32, 8990000), (40, 7192000), (50, 5753600), (58, 4960000), (62, 4640000), (64, 4495000), (80, 3596000), (100, 2876800), (116, 2480000), (124, 2320000), (125, 2301440), (128, 2247500), (145, 1984000), (155, 1856000), (160, 1798000), (200, 1438400), (232, 1240000), (248, 1160000), (250, 1150720), (256, 1123750), (290, 992000), (310, 928000), (320, 899000), (400, 719200), (464, 620000), (496, 580000), (500, 575360), (512, 561875), (580, 496000), (620, 464000), (625, 460288), (640, 449500), (725, 396800), (775, 371200), (800, 359600), (899, 320000), (928, 310000), (992, 290000), (1000, 287680), (1160, 248000), (1240, 232000), (1250, 230144), (1280, 224750), (1450, 198400), (1550, 185600), (1600, 179800), (1798, 160000), (1856, 155000), (1984, 145000), (2000, 143840), (2320, 124000), (2480, 116000), (2500, 115072), (2560, 112375), (2900, 99200), (3100, 92800), (3200, 89900), (3596, 80000), (3625, 79360), (3712, 77500), (3875, 74240), (3968, 72500), (4000, 71920), (4495, 64000), (4640, 62000), (4960, 58000), (5000, 57536), (5800, 49600), (6200, 46400), (6400, 44950), (7192, 40000), (7250, 39680), (7424, 38750), (7750, 37120), (7936, 36250), (8000, 35960), (8990, 32000), (9280, 31000), (9920, 29000), (10000, 28768), (11600, 24800), (12400, 23200), (12800, 22475), (14384, 20000), (14500, 19840), (14848, 19375), (15500, 18560), (15872, 18125), (16000, 17980)]