256680144

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4993}}^1$

素因数の和:5034

約数の個数: 160

約数和(自身を含む): 891728640

約数和(自身を除く): 635048496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 34, 36, 42, 48, 51, 54, 56, 63, 68, 72, 84, 102, 108, 112, 119, 126, 136, 144, 153, 168, 189, 204, 216, 238, 252, 272, 306, 336, 357, 378, 408, 432, 459, 476, 504, 612, 714, 756, 816, 918, 952, 1008, 1071, 1224, 1428, 1512, 1836, 1904, 2142, 2448, 2856, 3024, 3213, 3672, 4284, 4993, 5712, 6426, 7344, 8568, 9986, 12852, 14979, 17136, 19972, 25704, 29958, 34951, 39944, 44937, 51408, 59916, 69902, 79888, 84881, 89874, 104853, 119832, 134811, 139804, 169762, 179748, 209706, 239664, 254643, 269622, 279608, 314559, 339524, 359496, 419412, 509286, 539244, 559216, 594167, 629118, 679048, 718992, 763929, 838824, 943677, 1018572, 1078488, 1188334, 1258236, 1358096, 1527858, 1677648, 1782501, 1887354, 2037144, 2156976, 2291787, 2376668, 2516472, 3055716, 3565002, 3774708, 4074288, 4583574, 4753336, 5032944, 5347503, 6111432, 7130004, 7549416, 9167148, 9506672, 10695006, 12222864, 14260008, 15098832, 16042509, 18334296, 21390012, 28520016, 32085018, 36668592, 42780024, 64170036, 85560048, 128340072, 256680144]

約数ペア:

[(1, 256680144), (2, 128340072), (3, 85560048), (4, 64170036), (6, 42780024), (7, 36668592), (8, 32085018), (9, 28520016), (12, 21390012), (14, 18334296), (16, 16042509), (17, 15098832), (18, 14260008), (21, 12222864), (24, 10695006), (27, 9506672), (28, 9167148), (34, 7549416), (36, 7130004), (42, 6111432), (48, 5347503), (51, 5032944), (54, 4753336), (56, 4583574), (63, 4074288), (68, 3774708), (72, 3565002), (84, 3055716), (102, 2516472), (108, 2376668), (112, 2291787), (119, 2156976), (126, 2037144), (136, 1887354), (144, 1782501), (153, 1677648), (168, 1527858), (189, 1358096), (204, 1258236), (216, 1188334), (238, 1078488), (252, 1018572), (272, 943677), (306, 838824), (336, 763929), (357, 718992), (378, 679048), (408, 629118), (432, 594167), (459, 559216), (476, 539244), (504, 509286), (612, 419412), (714, 359496), (756, 339524), (816, 314559), (918, 279608), (952, 269622), (1008, 254643), (1071, 239664), (1224, 209706), (1428, 179748), (1512, 169762), (1836, 139804), (1904, 134811), (2142, 119832), (2448, 104853), (2856, 89874), (3024, 84881), (3213, 79888), (3672, 69902), (4284, 59916), (4993, 51408), (5712, 44937), (6426, 39944), (7344, 34951), (8568, 29958), (9986, 25704), (12852, 19972), (14979, 17136)]