228318880

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6763}}^1$

素因数の和:6989

約数の個数: 48

約数和(自身を含む): 542039904

約数和(自身を除く): 313721024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 6752, 6763, 8440, 13526, 16880, 27052, 33760, 33815, 54104, 67630, 108208, 135260, 216416, 270520, 541040, 1082080, 1426993, 2853986, 5707972, 7134965, 11415944, 14269930, 22831888, 28539860, 45663776, 57079720, 114159440, 228318880]

約数ペア:

[(1, 228318880), (2, 114159440), (4, 57079720), (5, 45663776), (8, 28539860), (10, 22831888), (16, 14269930), (20, 11415944), (32, 7134965), (40, 5707972), (80, 2853986), (160, 1426993), (211, 1082080), (422, 541040), (844, 270520), (1055, 216416), (1688, 135260), (2110, 108208), (3376, 67630), (4220, 54104), (6752, 33815), (6763, 33760), (8440, 27052), (13526, 16880)]