399630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 1202688

約数和(自身を除く): 803058

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 173, 210, 231, 330, 346, 385, 462, 519, 770, 865, 1038, 1155, 1211, 1730, 1903, 2310, 2422, 2595, 3633, 3806, 5190, 5709, 6055, 7266, 9515, 11418, 12110, 13321, 18165, 19030, 26642, 28545, 36330, 39963, 57090, 66605, 79926, 133210, 199815, 399630]

約数ペア:

[(1, 399630), (2, 199815), (3, 133210), (5, 79926), (6, 66605), (7, 57090), (10, 39963), (11, 36330), (14, 28545), (15, 26642), (21, 19030), (22, 18165), (30, 13321), (33, 12110), (35, 11418), (42, 9515), (55, 7266), (66, 6055), (70, 5709), (77, 5190), (105, 3806), (110, 3633), (154, 2595), (165, 2422), (173, 2310), (210, 1903), (231, 1730), (330, 1211), (346, 1155), (385, 1038), (462, 865), (519, 770)]