289424460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{371057}}^1$

素因数の和:371082

約数の個数: 48

約数和(自身を含む): 872728416

約数和(自身を除く): 583303956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 371057, 742114, 1113171, 1484228, 1855285, 2226342, 3710570, 4452684, 4823741, 5565855, 7421140, 9647482, 11131710, 14471223, 19294964, 22263420, 24118705, 28942446, 48237410, 57884892, 72356115, 96474820, 144712230, 289424460]

約数ペア:

[(1, 289424460), (2, 144712230), (3, 96474820), (4, 72356115), (5, 57884892), (6, 48237410), (10, 28942446), (12, 24118705), (13, 22263420), (15, 19294964), (20, 14471223), (26, 11131710), (30, 9647482), (39, 7421140), (52, 5565855), (60, 4823741), (65, 4452684), (78, 3710570), (130, 2226342), (156, 1855285), (195, 1484228), (260, 1113171), (390, 742114), (780, 371057)]