201645900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:968

約数の個数: 108

約数和(自身を含む): 634725000

約数和(自身を除く): 433079100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 449, 450, 499, 898, 900, 998, 1347, 1497, 1796, 1996, 2245, 2495, 2694, 2994, 4041, 4490, 4491, 4990, 5388, 5988, 6735, 7485, 8082, 8980, 8982, 9980, 11225, 12475, 13470, 14970, 16164, 17964, 20205, 22450, 22455, 24950, 26940, 29940, 33675, 37425, 40410, 44900, 44910, 49900, 67350, 74850, 80820, 89820, 101025, 112275, 134700, 149700, 202050, 224051, 224550, 404100, 448102, 449100, 672153, 896204, 1120255, 1344306, 2016459, 2240510, 2688612, 3360765, 4032918, 4481020, 5601275, 6721530, 8065836, 10082295, 11202550, 13443060, 16803825, 20164590, 22405100, 33607650, 40329180, 50411475, 67215300, 100822950, 201645900]

約数ペア:

[(1, 201645900), (2, 100822950), (3, 67215300), (4, 50411475), (5, 40329180), (6, 33607650), (9, 22405100), (10, 20164590), (12, 16803825), (15, 13443060), (18, 11202550), (20, 10082295), (25, 8065836), (30, 6721530), (36, 5601275), (45, 4481020), (50, 4032918), (60, 3360765), (75, 2688612), (90, 2240510), (100, 2016459), (150, 1344306), (180, 1120255), (225, 896204), (300, 672153), (449, 449100), (450, 448102), (499, 404100), (898, 224550), (900, 224051), (998, 202050), (1347, 149700), (1497, 134700), (1796, 112275), (1996, 101025), (2245, 89820), (2495, 80820), (2694, 74850), (2994, 67350), (4041, 49900), (4490, 44910), (4491, 44900), (4990, 40410), (5388, 37425), (5988, 33675), (6735, 29940), (7485, 26940), (8082, 24950), (8980, 22455), (8982, 22450), (9980, 20205), (11225, 17964), (12475, 16164), (13470, 14970)]