256536240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1068901}}^1$

素因数の和:1068917

約数の個数: 40

約数和(自身を含む): 795263088

約数和(自身を除く): 538726848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1068901, 2137802, 3206703, 4275604, 5344505, 6413406, 8551208, 10689010, 12826812, 16033515, 17102416, 21378020, 25653624, 32067030, 42756040, 51307248, 64134060, 85512080, 128268120, 256536240]

約数ペア:

[(1, 256536240), (2, 128268120), (3, 85512080), (4, 64134060), (5, 51307248), (6, 42756040), (8, 32067030), (10, 25653624), (12, 21378020), (15, 17102416), (16, 16033515), (20, 12826812), (24, 10689010), (30, 8551208), (40, 6413406), (48, 5344505), (60, 4275604), (80, 3206703), (120, 2137802), (240, 1068901)]