68890860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{382727}}^1$

素因数の和:382742

約数の個数: 36

約数和(自身を含む): 208969488

約数和(自身を除く): 140078628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 382727, 765454, 1148181, 1530908, 1913635, 2296362, 3444543, 3827270, 4592724, 5740905, 6889086, 7654540, 11481810, 13778172, 17222715, 22963620, 34445430, 68890860]

約数ペア:

[(1, 68890860), (2, 34445430), (3, 22963620), (4, 17222715), (5, 13778172), (6, 11481810), (9, 7654540), (10, 6889086), (12, 5740905), (15, 4592724), (18, 3827270), (20, 3444543), (30, 2296362), (36, 1913635), (45, 1530908), (60, 1148181), (90, 765454), (180, 382727)]