81747030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1621}}^1$

素因数の和:1713

約数の個数: 48

約数和(自身を含む): 201218832

約数和(自身を除く): 119471802

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 1621, 1681, 3242, 3362, 4863, 5043, 8105, 8405, 9726, 10086, 16210, 16810, 24315, 25215, 48630, 50430, 66461, 132922, 199383, 332305, 398766, 664610, 996915, 1993830, 2724901, 5449802, 8174703, 13624505, 16349406, 27249010, 40873515, 81747030]

約数ペア:

[(1, 81747030), (2, 40873515), (3, 27249010), (5, 16349406), (6, 13624505), (10, 8174703), (15, 5449802), (30, 2724901), (41, 1993830), (82, 996915), (123, 664610), (205, 398766), (246, 332305), (410, 199383), (615, 132922), (1230, 66461), (1621, 50430), (1681, 48630), (3242, 25215), (3362, 24315), (4863, 16810), (5043, 16210), (8105, 10086), (8405, 9726)]