215321120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{192251}}^1$

素因数の和:192273

約数の個数: 48

約数和(自身を含む): 581370048

約数和(自身を除く): 366048928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 192251, 384502, 769004, 961255, 1345757, 1538008, 1922510, 2691514, 3076016, 3845020, 5383028, 6152032, 6728785, 7690040, 10766056, 13457570, 15380080, 21532112, 26915140, 30760160, 43064224, 53830280, 107660560, 215321120]

約数ペア:

[(1, 215321120), (2, 107660560), (4, 53830280), (5, 43064224), (7, 30760160), (8, 26915140), (10, 21532112), (14, 15380080), (16, 13457570), (20, 10766056), (28, 7690040), (32, 6728785), (35, 6152032), (40, 5383028), (56, 3845020), (70, 3076016), (80, 2691514), (112, 1922510), (140, 1538008), (160, 1345757), (224, 961255), (280, 769004), (560, 384502), (1120, 192251)]