2161140900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{248407}}^1$

素因数の和:248453

約数の個数: 72

約数和(自身を含む): 6468544320

約数和(自身を除く): 4307403420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 145, 150, 174, 290, 300, 348, 435, 580, 725, 870, 1450, 1740, 2175, 2900, 4350, 8700, 248407, 496814, 745221, 993628, 1242035, 1490442, 2484070, 2980884, 3726105, 4968140, 6210175, 7203803, 7452210, 12420350, 14407606, 14904420, 18630525, 21611409, 24840700, 28815212, 36019015, 37261050, 43222818, 72038030, 74522100, 86445636, 108057045, 144076060, 180095075, 216114090, 360190150, 432228180, 540285225, 720380300, 1080570450, 2161140900]

約数ペア:

[(1, 2161140900), (2, 1080570450), (3, 720380300), (4, 540285225), (5, 432228180), (6, 360190150), (10, 216114090), (12, 180095075), (15, 144076060), (20, 108057045), (25, 86445636), (29, 74522100), (30, 72038030), (50, 43222818), (58, 37261050), (60, 36019015), (75, 28815212), (87, 24840700), (100, 21611409), (116, 18630525), (145, 14904420), (150, 14407606), (174, 12420350), (290, 7452210), (300, 7203803), (348, 6210175), (435, 4968140), (580, 3726105), (725, 2980884), (870, 2484070), (1450, 1490442), (1740, 1242035), (2175, 993628), (2900, 745221), (4350, 496814), (8700, 248407)]