28274760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78541}}^1$

素因数の和:78558

約数の個数: 48

約数和(自身を含む): 91894140

約数和(自身を除く): 63619380

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, 78541, 157082, 235623, 314164, 392705, 471246, 628328, 706869, 785410, 942492, 1178115, 1413738, 1570820, 1884984, 2356230, 2827476, 3141640, 3534345, 4712460, 5654952, 7068690, 9424920, 14137380, 28274760]

約数ペア:

[(1, 28274760), (2, 14137380), (3, 9424920), (4, 7068690), (5, 5654952), (6, 4712460), (8, 3534345), (9, 3141640), (10, 2827476), (12, 2356230), (15, 1884984), (18, 1570820), (20, 1413738), (24, 1178115), (30, 942492), (36, 785410), (40, 706869), (45, 628328), (60, 471246), (72, 392705), (90, 314164), (120, 235623), (180, 157082), (360, 78541)]