208172160

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1756

約数の個数: 256

約数和(自身を含む): 843091200

約数和(自身を除く): 634919040

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, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1721, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3442, 3456, 3780, 4032, 4320, 4480, 5040, 5163, 5760, 6048, 6720, 6884, 7560, 8064, 8605, 8640, 10080, 10326, 12047, 12096, 13440, 13768, 15120, 15489, 17210, 17280, 20160, 20652, 24094, 24192, 25815, 27536, 30240, 30978, 34420, 36141, 40320, 41304, 46467, 48188, 51630, 55072, 60235, 60480, 61956, 68840, 72282, 77445, 82608, 92934, 96376, 103260, 108423, 110144, 120470, 120960, 123912, 137680, 144564, 154890, 165216, 180705, 185868, 192752, 206520, 216846, 220288, 232335, 240940, 247824, 275360, 289128, 309780, 325269, 330432, 361410, 371736, 385504, 413040, 433692, 464670, 481880, 495648, 542115, 550720, 578256, 619560, 650538, 660864, 722820, 743472, 771008, 826080, 867384, 929340, 963760, 991296, 1084230, 1101440, 1156512, 1239120, 1301076, 1445640, 1486944, 1542016, 1626345, 1652160, 1734768, 1858680, 1927520, 1982592, 2168460, 2313024, 2478240, 2602152, 2891280, 2973888, 3252690, 3304320, 3469536, 3717360, 3855040, 4336920, 4626048, 4956480, 5204304, 5782560, 5947776, 6505380, 6939072, 7434720, 7710080, 8673840, 9912960, 10408608, 11565120, 13010760, 13878144, 14869440, 17347680, 20817216, 23130240, 26021520, 29738880, 34695360, 41634432, 52043040, 69390720, 104086080, 208172160]

約数ペア:

[(1, 208172160), (2, 104086080), (3, 69390720), (4, 52043040), (5, 41634432), (6, 34695360), (7, 29738880), (8, 26021520), (9, 23130240), (10, 20817216), (12, 17347680), (14, 14869440), (15, 13878144), (16, 13010760), (18, 11565120), (20, 10408608), (21, 9912960), (24, 8673840), (27, 7710080), (28, 7434720), (30, 6939072), (32, 6505380), (35, 5947776), (36, 5782560), (40, 5204304), (42, 4956480), (45, 4626048), (48, 4336920), (54, 3855040), (56, 3717360), (60, 3469536), (63, 3304320), (64, 3252690), (70, 2973888), (72, 2891280), (80, 2602152), (84, 2478240), (90, 2313024), (96, 2168460), (105, 1982592), (108, 1927520), (112, 1858680), (120, 1734768), (126, 1652160), (128, 1626345), (135, 1542016), (140, 1486944), (144, 1445640), (160, 1301076), (168, 1239120), (180, 1156512), (189, 1101440), (192, 1084230), (210, 991296), (216, 963760), (224, 929340), (240, 867384), (252, 826080), (270, 771008), (280, 743472), (288, 722820), (315, 660864), (320, 650538), (336, 619560), (360, 578256), (378, 550720), (384, 542115), (420, 495648), (432, 481880), (448, 464670), (480, 433692), (504, 413040), (540, 385504), (560, 371736), (576, 361410), (630, 330432), (640, 325269), (672, 309780), (720, 289128), (756, 275360), (840, 247824), (864, 240940), (896, 232335), (945, 220288), (960, 216846), (1008, 206520), (1080, 192752), (1120, 185868), (1152, 180705), (1260, 165216), (1344, 154890), (1440, 144564), (1512, 137680), (1680, 123912), (1721, 120960), (1728, 120470), (1890, 110144), (1920, 108423), (2016, 103260), (2160, 96376), (2240, 92934), (2520, 82608), (2688, 77445), (2880, 72282), (3024, 68840), (3360, 61956), (3442, 60480), (3456, 60235), (3780, 55072), (4032, 51630), (4320, 48188), (4480, 46467), (5040, 41304), (5163, 40320), (5760, 36141), (6048, 34420), (6720, 30978), (6884, 30240), (7560, 27536), (8064, 25815), (8605, 24192), (8640, 24094), (10080, 20652), (10326, 20160), (12047, 17280), (12096, 17210), (13440, 15489), (13768, 15120)]