206645700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{821}}^1\times {\mathrm{839}}^1$

素因数の和:1677

約数の個数: 72

約数和(自身を含む): 599336640

約数和(自身を除く): 392690940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 821, 839, 1642, 1678, 2463, 2517, 3284, 3356, 4105, 4195, 4926, 5034, 8210, 8390, 9852, 10068, 12315, 12585, 16420, 16780, 20525, 20975, 24630, 25170, 41050, 41950, 49260, 50340, 61575, 62925, 82100, 83900, 123150, 125850, 246300, 251700, 688819, 1377638, 2066457, 2755276, 3444095, 4132914, 6888190, 8265828, 10332285, 13776380, 17220475, 20664570, 34440950, 41329140, 51661425, 68881900, 103322850, 206645700]

約数ペア:

[(1, 206645700), (2, 103322850), (3, 68881900), (4, 51661425), (5, 41329140), (6, 34440950), (10, 20664570), (12, 17220475), (15, 13776380), (20, 10332285), (25, 8265828), (30, 6888190), (50, 4132914), (60, 3444095), (75, 2755276), (100, 2066457), (150, 1377638), (300, 688819), (821, 251700), (839, 246300), (1642, 125850), (1678, 123150), (2463, 83900), (2517, 82100), (3284, 62925), (3356, 61575), (4105, 50340), (4195, 49260), (4926, 41950), (5034, 41050), (8210, 25170), (8390, 24630), (9852, 20975), (10068, 20525), (12315, 16780), (12585, 16420)]