161977104

素因数分解:

$2^4\times 3^3\times {\mathrm{211}}^1\times {\mathrm{1777}}^1$

素因数の和:2005

約数の個数: 80

約数和(自身を含む): 467400640

約数和(自身を除く): 305423536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 211, 216, 422, 432, 633, 844, 1266, 1688, 1777, 1899, 2532, 3376, 3554, 3798, 5064, 5331, 5697, 7108, 7596, 10128, 10662, 11394, 14216, 15192, 15993, 21324, 22788, 28432, 30384, 31986, 42648, 45576, 47979, 63972, 85296, 91152, 95958, 127944, 191916, 255888, 374947, 383832, 749894, 767664, 1124841, 1499788, 2249682, 2999576, 3374523, 4499364, 5999152, 6749046, 8998728, 10123569, 13498092, 17997456, 20247138, 26996184, 40494276, 53992368, 80988552, 161977104]

約数ペア:

[(1, 161977104), (2, 80988552), (3, 53992368), (4, 40494276), (6, 26996184), (8, 20247138), (9, 17997456), (12, 13498092), (16, 10123569), (18, 8998728), (24, 6749046), (27, 5999152), (36, 4499364), (48, 3374523), (54, 2999576), (72, 2249682), (108, 1499788), (144, 1124841), (211, 767664), (216, 749894), (422, 383832), (432, 374947), (633, 255888), (844, 191916), (1266, 127944), (1688, 95958), (1777, 91152), (1899, 85296), (2532, 63972), (3376, 47979), (3554, 45576), (3798, 42648), (5064, 31986), (5331, 30384), (5697, 28432), (7108, 22788), (7596, 21324), (10128, 15993), (10662, 15192), (11394, 14216)]