209148840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{580969}}^1$

素因数の和:580986

約数の個数: 48

約数和(自身を含む): 679734900

約数和(自身を除く): 470586060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 580969, 1161938, 1742907, 2323876, 2904845, 3485814, 4647752, 5228721, 5809690, 6971628, 8714535, 10457442, 11619380, 13943256, 17429070, 20914884, 23238760, 26143605, 34858140, 41829768, 52287210, 69716280, 104574420, 209148840]

約数ペア:

[(1, 209148840), (2, 104574420), (3, 69716280), (4, 52287210), (5, 41829768), (6, 34858140), (8, 26143605), (9, 23238760), (10, 20914884), (12, 17429070), (15, 13943256), (18, 11619380), (20, 10457442), (24, 8714535), (30, 6971628), (36, 5809690), (40, 5228721), (45, 4647752), (60, 3485814), (72, 2904845), (90, 2323876), (120, 1742907), (180, 1161938), (360, 580969)]