81883312

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 203558400

約数和(自身を除く): 121675088

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 49, 56, 76, 92, 98, 112, 133, 152, 161, 184, 196, 239, 266, 304, 322, 368, 392, 437, 478, 532, 644, 784, 874, 931, 956, 1064, 1127, 1288, 1673, 1748, 1862, 1912, 2128, 2254, 2576, 3059, 3346, 3496, 3724, 3824, 4508, 4541, 5497, 6118, 6692, 6992, 7448, 9016, 9082, 10994, 11711, 12236, 13384, 14896, 18032, 18164, 21413, 21988, 23422, 24472, 26768, 31787, 36328, 38479, 42826, 43976, 46844, 48944, 63574, 72656, 76958, 85652, 87952, 93688, 104443, 127148, 153916, 171304, 187376, 208886, 222509, 254296, 269353, 307832, 342608, 417772, 445018, 508592, 538706, 615664, 731101, 835544, 890036, 1077412, 1462202, 1671088, 1780072, 2154824, 2924404, 3560144, 4309648, 5117707, 5848808, 10235414, 11697616, 20470828, 40941656, 81883312]

約数ペア:

[(1, 81883312), (2, 40941656), (4, 20470828), (7, 11697616), (8, 10235414), (14, 5848808), (16, 5117707), (19, 4309648), (23, 3560144), (28, 2924404), (38, 2154824), (46, 1780072), (49, 1671088), (56, 1462202), (76, 1077412), (92, 890036), (98, 835544), (112, 731101), (133, 615664), (152, 538706), (161, 508592), (184, 445018), (196, 417772), (239, 342608), (266, 307832), (304, 269353), (322, 254296), (368, 222509), (392, 208886), (437, 187376), (478, 171304), (532, 153916), (644, 127148), (784, 104443), (874, 93688), (931, 87952), (956, 85652), (1064, 76958), (1127, 72656), (1288, 63574), (1673, 48944), (1748, 46844), (1862, 43976), (1912, 42826), (2128, 38479), (2254, 36328), (2576, 31787), (3059, 26768), (3346, 24472), (3496, 23422), (3724, 21988), (3824, 21413), (4508, 18164), (4541, 18032), (5497, 14896), (6118, 13384), (6692, 12236), (6992, 11711), (7448, 10994), (9016, 9082)]