1279403328

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{569}}^1$

素因数の和:837

約数の個数: 168

約数和(自身を含む): 3961180800

約数和(自身を除く): 2681777472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 239, 294, 336, 392, 448, 478, 569, 588, 672, 717, 784, 956, 1138, 1176, 1344, 1434, 1568, 1673, 1707, 1912, 2276, 2352, 2868, 3136, 3346, 3414, 3824, 3983, 4552, 4704, 5019, 5736, 6692, 6828, 7648, 7966, 9104, 9408, 10038, 11472, 11711, 11949, 13384, 13656, 15296, 15932, 18208, 20076, 22944, 23422, 23898, 26768, 27312, 27881, 31864, 35133, 36416, 40152, 45888, 46844, 47796, 53536, 54624, 55762, 63728, 70266, 80304, 83643, 93688, 95592, 107072, 109248, 111524, 127456, 135991, 140532, 160608, 167286, 187376, 191184, 223048, 254912, 271982, 281064, 321216, 334572, 374752, 382368, 407973, 446096, 543964, 562128, 669144, 749504, 764736, 815946, 892192, 951937, 1087928, 1124256, 1338288, 1631892, 1784384, 1903874, 2175856, 2248512, 2676576, 2855811, 3263784, 3807748, 4351712, 5353152, 5711622, 6527568, 6663559, 7615496, 8703424, 11423244, 13055136, 13327118, 15230992, 19990677, 22846488, 26110272, 26654236, 30461984, 39981354, 45692976, 53308472, 60923968, 79962708, 91385952, 106616944, 159925416, 182771904, 213233888, 319850832, 426467776, 639701664, 1279403328]

約数ペア:

[(1, 1279403328), (2, 639701664), (3, 426467776), (4, 319850832), (6, 213233888), (7, 182771904), (8, 159925416), (12, 106616944), (14, 91385952), (16, 79962708), (21, 60923968), (24, 53308472), (28, 45692976), (32, 39981354), (42, 30461984), (48, 26654236), (49, 26110272), (56, 22846488), (64, 19990677), (84, 15230992), (96, 13327118), (98, 13055136), (112, 11423244), (147, 8703424), (168, 7615496), (192, 6663559), (196, 6527568), (224, 5711622), (239, 5353152), (294, 4351712), (336, 3807748), (392, 3263784), (448, 2855811), (478, 2676576), (569, 2248512), (588, 2175856), (672, 1903874), (717, 1784384), (784, 1631892), (956, 1338288), (1138, 1124256), (1176, 1087928), (1344, 951937), (1434, 892192), (1568, 815946), (1673, 764736), (1707, 749504), (1912, 669144), (2276, 562128), (2352, 543964), (2868, 446096), (3136, 407973), (3346, 382368), (3414, 374752), (3824, 334572), (3983, 321216), (4552, 281064), (4704, 271982), (5019, 254912), (5736, 223048), (6692, 191184), (6828, 187376), (7648, 167286), (7966, 160608), (9104, 140532), (9408, 135991), (10038, 127456), (11472, 111524), (11711, 109248), (11949, 107072), (13384, 95592), (13656, 93688), (15296, 83643), (15932, 80304), (18208, 70266), (20076, 63728), (22944, 55762), (23422, 54624), (23898, 53536), (26768, 47796), (27312, 46844), (27881, 45888), (31864, 40152), (35133, 36416)]