39204180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{617}}^1$

素因数の和:985

約数の個数: 72

約数和(自身を含む): 119449512

約数和(自身を除く): 80245332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 617, 706, 1059, 1234, 1412, 1765, 1851, 2118, 2468, 3085, 3177, 3530, 3702, 4236, 5295, 5553, 6170, 6354, 7060, 7404, 9255, 10590, 11106, 12340, 12708, 15885, 18510, 21180, 22212, 27765, 31770, 37020, 55530, 63540, 111060, 217801, 435602, 653403, 871204, 1089005, 1306806, 1960209, 2178010, 2613612, 3267015, 3920418, 4356020, 6534030, 7840836, 9801045, 13068060, 19602090, 39204180]

約数ペア:

[(1, 39204180), (2, 19602090), (3, 13068060), (4, 9801045), (5, 7840836), (6, 6534030), (9, 4356020), (10, 3920418), (12, 3267015), (15, 2613612), (18, 2178010), (20, 1960209), (30, 1306806), (36, 1089005), (45, 871204), (60, 653403), (90, 435602), (180, 217801), (353, 111060), (617, 63540), (706, 55530), (1059, 37020), (1234, 31770), (1412, 27765), (1765, 22212), (1851, 21180), (2118, 18510), (2468, 15885), (3085, 12708), (3177, 12340), (3530, 11106), (3702, 10590), (4236, 9255), (5295, 7404), (5553, 7060), (6170, 6354)]