636701490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{3539}}^1$

素因数の和:5551

約数の個数: 48

約数和(自身を含む): 1656720000

約数和(自身を除く): 1020018510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1999, 3539, 3998, 5997, 7078, 9995, 10617, 11994, 17695, 17991, 19990, 21234, 29985, 31851, 35390, 35982, 53085, 59970, 63702, 89955, 106170, 159255, 179910, 318510, 7074461, 14148922, 21223383, 35372305, 42446766, 63670149, 70744610, 106116915, 127340298, 212233830, 318350745, 636701490]

約数ペア:

[(1, 636701490), (2, 318350745), (3, 212233830), (5, 127340298), (6, 106116915), (9, 70744610), (10, 63670149), (15, 42446766), (18, 35372305), (30, 21223383), (45, 14148922), (90, 7074461), (1999, 318510), (3539, 179910), (3998, 159255), (5997, 106170), (7078, 89955), (9995, 63702), (10617, 59970), (11994, 53085), (17695, 35982), (17991, 35390), (19990, 31851), (21234, 29985)]