42721728

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 168

約数和(自身を含む): 138988800

約数和(自身を除く): 96267072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 49, 56, 57, 64, 76, 84, 96, 98, 112, 114, 133, 147, 152, 168, 192, 196, 224, 228, 239, 266, 294, 304, 336, 392, 399, 448, 456, 478, 532, 588, 608, 672, 717, 784, 798, 912, 931, 956, 1064, 1176, 1216, 1344, 1434, 1568, 1596, 1673, 1824, 1862, 1912, 2128, 2352, 2793, 2868, 3136, 3192, 3346, 3648, 3724, 3824, 4256, 4541, 4704, 5019, 5586, 5736, 6384, 6692, 7448, 7648, 8512, 9082, 9408, 10038, 11172, 11472, 11711, 12768, 13384, 13623, 14896, 15296, 18164, 20076, 22344, 22944, 23422, 25536, 26768, 27246, 29792, 31787, 35133, 36328, 40152, 44688, 45888, 46844, 53536, 54492, 59584, 63574, 70266, 72656, 80304, 89376, 93688, 95361, 107072, 108984, 127148, 140532, 145312, 160608, 178752, 187376, 190722, 217968, 222509, 254296, 281064, 290624, 321216, 374752, 381444, 435936, 445018, 508592, 562128, 667527, 749504, 762888, 871872, 890036, 1017184, 1124256, 1335054, 1525776, 1780072, 2034368, 2248512, 2670108, 3051552, 3560144, 5340216, 6103104, 7120288, 10680432, 14240576, 21360864, 42721728]

約数ペア:

[(1, 42721728), (2, 21360864), (3, 14240576), (4, 10680432), (6, 7120288), (7, 6103104), (8, 5340216), (12, 3560144), (14, 3051552), (16, 2670108), (19, 2248512), (21, 2034368), (24, 1780072), (28, 1525776), (32, 1335054), (38, 1124256), (42, 1017184), (48, 890036), (49, 871872), (56, 762888), (57, 749504), (64, 667527), (76, 562128), (84, 508592), (96, 445018), (98, 435936), (112, 381444), (114, 374752), (133, 321216), (147, 290624), (152, 281064), (168, 254296), (192, 222509), (196, 217968), (224, 190722), (228, 187376), (239, 178752), (266, 160608), (294, 145312), (304, 140532), (336, 127148), (392, 108984), (399, 107072), (448, 95361), (456, 93688), (478, 89376), (532, 80304), (588, 72656), (608, 70266), (672, 63574), (717, 59584), (784, 54492), (798, 53536), (912, 46844), (931, 45888), (956, 44688), (1064, 40152), (1176, 36328), (1216, 35133), (1344, 31787), (1434, 29792), (1568, 27246), (1596, 26768), (1673, 25536), (1824, 23422), (1862, 22944), (1912, 22344), (2128, 20076), (2352, 18164), (2793, 15296), (2868, 14896), (3136, 13623), (3192, 13384), (3346, 12768), (3648, 11711), (3724, 11472), (3824, 11172), (4256, 10038), (4541, 9408), (4704, 9082), (5019, 8512), (5586, 7648), (5736, 7448), (6384, 6692)]