247508280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{687523}}^1$

素因数の和:687540

約数の個数: 48

約数和(自身を含む): 804403080

約数和(自身を除く): 556894800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 687523, 1375046, 2062569, 2750092, 3437615, 4125138, 5500184, 6187707, 6875230, 8250276, 10312845, 12375414, 13750460, 16500552, 20625690, 24750828, 27500920, 30938535, 41251380, 49501656, 61877070, 82502760, 123754140, 247508280]

約数ペア:

[(1, 247508280), (2, 123754140), (3, 82502760), (4, 61877070), (5, 49501656), (6, 41251380), (8, 30938535), (9, 27500920), (10, 24750828), (12, 20625690), (15, 16500552), (18, 13750460), (20, 12375414), (24, 10312845), (30, 8250276), (36, 6875230), (40, 6187707), (45, 5500184), (60, 4125138), (72, 3437615), (90, 2750092), (120, 2062569), (180, 1375046), (360, 687523)]