640511424

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2463

約数の個数: 168

約数和(自身を含む): 2130397568

約数和(自身を除く): 1489886144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 67, 72, 84, 96, 112, 126, 134, 144, 168, 192, 201, 224, 252, 268, 288, 336, 402, 448, 469, 504, 536, 576, 603, 672, 804, 938, 1008, 1072, 1206, 1344, 1407, 1608, 1876, 2016, 2144, 2371, 2412, 2814, 3216, 3752, 4032, 4221, 4288, 4742, 4824, 5628, 6432, 7113, 7504, 8442, 9484, 9648, 11256, 12864, 14226, 15008, 16597, 16884, 18968, 19296, 21339, 22512, 28452, 30016, 33194, 33768, 37936, 38592, 42678, 45024, 49791, 56904, 66388, 67536, 75872, 85356, 90048, 99582, 113808, 132776, 135072, 149373, 151744, 158857, 170712, 199164, 227616, 265552, 270144, 298746, 317714, 341424, 398328, 455232, 476571, 531104, 597492, 635428, 682848, 796656, 953142, 1062208, 1111999, 1194984, 1270856, 1365696, 1429713, 1593312, 1906284, 2223998, 2389968, 2541712, 2859426, 3186624, 3335997, 3812568, 4447996, 4779936, 5083424, 5718852, 6671994, 7625136, 8895992, 9559872, 10007991, 10166848, 11437704, 13343988, 15250272, 17791984, 20015982, 22875408, 26687976, 30500544, 35583968, 40031964, 45750816, 53375952, 71167936, 80063928, 91501632, 106751904, 160127856, 213503808, 320255712, 640511424]

約数ペア:

[(1, 640511424), (2, 320255712), (3, 213503808), (4, 160127856), (6, 106751904), (7, 91501632), (8, 80063928), (9, 71167936), (12, 53375952), (14, 45750816), (16, 40031964), (18, 35583968), (21, 30500544), (24, 26687976), (28, 22875408), (32, 20015982), (36, 17791984), (42, 15250272), (48, 13343988), (56, 11437704), (63, 10166848), (64, 10007991), (67, 9559872), (72, 8895992), (84, 7625136), (96, 6671994), (112, 5718852), (126, 5083424), (134, 4779936), (144, 4447996), (168, 3812568), (192, 3335997), (201, 3186624), (224, 2859426), (252, 2541712), (268, 2389968), (288, 2223998), (336, 1906284), (402, 1593312), (448, 1429713), (469, 1365696), (504, 1270856), (536, 1194984), (576, 1111999), (603, 1062208), (672, 953142), (804, 796656), (938, 682848), (1008, 635428), (1072, 597492), (1206, 531104), (1344, 476571), (1407, 455232), (1608, 398328), (1876, 341424), (2016, 317714), (2144, 298746), (2371, 270144), (2412, 265552), (2814, 227616), (3216, 199164), (3752, 170712), (4032, 158857), (4221, 151744), (4288, 149373), (4742, 135072), (4824, 132776), (5628, 113808), (6432, 99582), (7113, 90048), (7504, 85356), (8442, 75872), (9484, 67536), (9648, 66388), (11256, 56904), (12864, 49791), (14226, 45024), (15008, 42678), (16597, 38592), (16884, 37936), (18968, 33768), (19296, 33194), (21339, 30016), (22512, 28452)]