1666138880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9787}}^1$

素因数の和:9834

約数の個数: 144

約数和(自身を含む): 4801601280

約数和(自身を除く): 3135462400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 4864, 5320, 6080, 8512, 8960, 9787, 10640, 12160, 17024, 19574, 21280, 24320, 34048, 39148, 42560, 48935, 68509, 78296, 85120, 97870, 137018, 156592, 170240, 185953, 195740, 274036, 313184, 342545, 371906, 391480, 548072, 626368, 685090, 743812, 782960, 929765, 1096144, 1252736, 1301671, 1370180, 1487624, 1565920, 1859530, 2192288, 2505472, 2603342, 2740360, 2975248, 3131840, 3719060, 4384576, 5206684, 5480720, 5950496, 6263680, 6508355, 7438120, 8769152, 10413368, 10961440, 11900992, 12527360, 13016710, 14876240, 17538304, 20826736, 21922880, 23801984, 26033420, 29752480, 41653472, 43845760, 47603968, 52066840, 59504960, 83306944, 87691520, 104133680, 119009920, 166613888, 208267360, 238019840, 333227776, 416534720, 833069440, 1666138880]

約数ペア:

[(1, 1666138880), (2, 833069440), (4, 416534720), (5, 333227776), (7, 238019840), (8, 208267360), (10, 166613888), (14, 119009920), (16, 104133680), (19, 87691520), (20, 83306944), (28, 59504960), (32, 52066840), (35, 47603968), (38, 43845760), (40, 41653472), (56, 29752480), (64, 26033420), (70, 23801984), (76, 21922880), (80, 20826736), (95, 17538304), (112, 14876240), (128, 13016710), (133, 12527360), (140, 11900992), (152, 10961440), (160, 10413368), (190, 8769152), (224, 7438120), (256, 6508355), (266, 6263680), (280, 5950496), (304, 5480720), (320, 5206684), (380, 4384576), (448, 3719060), (532, 3131840), (560, 2975248), (608, 2740360), (640, 2603342), (665, 2505472), (760, 2192288), (896, 1859530), (1064, 1565920), (1120, 1487624), (1216, 1370180), (1280, 1301671), (1330, 1252736), (1520, 1096144), (1792, 929765), (2128, 782960), (2240, 743812), (2432, 685090), (2660, 626368), (3040, 548072), (4256, 391480), (4480, 371906), (4864, 342545), (5320, 313184), (6080, 274036), (8512, 195740), (8960, 185953), (9787, 170240), (10640, 156592), (12160, 137018), (17024, 97870), (19574, 85120), (21280, 78296), (24320, 68509), (34048, 48935), (39148, 42560)]