78238620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{434659}}^1$

素因数の和:434674

約数の個数: 36

約数和(自身を含む): 237324360

約数和(自身を除く): 159085740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 434659, 869318, 1303977, 1738636, 2173295, 2607954, 3911931, 4346590, 5215908, 6519885, 7823862, 8693180, 13039770, 15647724, 19559655, 26079540, 39119310, 78238620]

約数ペア:

[(1, 78238620), (2, 39119310), (3, 26079540), (4, 19559655), (5, 15647724), (6, 13039770), (9, 8693180), (10, 7823862), (12, 6519885), (15, 5215908), (18, 4346590), (20, 3911931), (30, 2607954), (36, 2173295), (45, 1738636), (60, 1303977), (90, 869318), (180, 434659)]