209883900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{547}}^1\times {\mathrm{1279}}^1$

素因数の和:1843

約数の個数: 72

約数和(自身を含む): 608849920

約数和(自身を除く): 398966020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 547, 1094, 1279, 1641, 2188, 2558, 2735, 3282, 3837, 5116, 5470, 6395, 6564, 7674, 8205, 10940, 12790, 13675, 15348, 16410, 19185, 25580, 27350, 31975, 32820, 38370, 41025, 54700, 63950, 76740, 82050, 95925, 127900, 164100, 191850, 383700, 699613, 1399226, 2098839, 2798452, 3498065, 4197678, 6996130, 8395356, 10494195, 13992260, 17490325, 20988390, 34980650, 41976780, 52470975, 69961300, 104941950, 209883900]

約数ペア:

[(1, 209883900), (2, 104941950), (3, 69961300), (4, 52470975), (5, 41976780), (6, 34980650), (10, 20988390), (12, 17490325), (15, 13992260), (20, 10494195), (25, 8395356), (30, 6996130), (50, 4197678), (60, 3498065), (75, 2798452), (100, 2098839), (150, 1399226), (300, 699613), (547, 383700), (1094, 191850), (1279, 164100), (1641, 127900), (2188, 95925), (2558, 82050), (2735, 76740), (3282, 63950), (3837, 54700), (5116, 41025), (5470, 38370), (6395, 32820), (6564, 31975), (7674, 27350), (8205, 25580), (10940, 19185), (12790, 16410), (13675, 15348)]